If the mean is 77 and the standard deviation is 11 please find:

HURRY PLEASE

Answer:92 centimetres

Step-by-step explanation:

Answer: 11

Step-by-step explanation: Based on the given conditions, formulate::

Calculate the sum or difference:

Simplify fraction(s): 11

[tex]x^{2} y^{4}[/tex]

It will take Mr. White at least 3 years to earn $165 in interest at an annual simple interest rate of 5% on his $550 deposit.

To solve the given problem, we can use the formula for simple interest:

I = P × r × t

P = $550 is the initial deposit

r = 0.05 is the annual interest rate

I = $165 is the amount of interest earned

We can rearrange the formula to solve for t:

t = I ÷ (P × r)

Substituting in the values we know,

t = $165 × ($550 × 0.05)

t = 3 years

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Answer:

1. I ............. she will to the party, I really want to see her.

a) expect

c) want

d) believe

Step-by-step explanation:

You're welcome.

Erica can buy a maximum of 4 sweatshirts by rounding the cost to the nearest ten.

A number is approximated to a certain degree of accuracy by rounding it off. The purpose of doing this is usually to make the number easier to deal with or to portray it in a clearer, more accessible manner.

You must take the following actions in order to round off a number:

The digit in the number that you want to round off is known as the rounding digit. The rounding digit is the third digit following the decimal point, or 1, in the example above, if you wish to round off 3.1416 to two decimal places.

Look at the digit that is directly above it: You should round up if this digit is 5 or higher. You should round it down if it is less than 5.

Replace the digits to the right of the rounding digit with zeros: If you are rounding to a certain number of decimal places, you will need to add zeros to the right of the rounding digit to maintain the correct level of precision. For example, if you are rounding 3.1416 to two decimal places, you will need to replace the digits to the right of the rounding digit with zeros, giving you 3.14.Adjust the rounding digit if necessary: If you round up, you will need to

To estimate the maximum number of sweatshirts Erica can buy, we need to divide her total amount of money by the cost of each sweatshirt rounded to the nearest ten.

Rounding $28.99 to the nearest ten gives us $30.

Dividing $120 by $30 gives us:

$120 ÷ $30 = 4

Therefore, Erica can buy a maximum of 4 sweatshirts by rounding the cost to the nearest ten.

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Answer:

N=8

Step-by-step explanation:

61 + 4n = 3.1n + 68.2

        .9n = 7.2

          n = 8

a finite group with an even number of elements contains an even number of elements such that. x inverse = x.

a similar statement for a finite group with an odd number of elements

For a finite group with an even number of elements, we can prove that it contains an even number of elements such that their order is 2.

Let G be a finite group of even order.

We can define t(G) as the set { g ∈ G | g ≠ g − 1 }.

if g ∈ t(G), then g − 1 ∈ t(G), and by definition g − 1 ≠ g.

Now let A = { { g, g − 1 } | g ∈ t (G) }.

Thus we have | t (G) | = ∑ α ∈ A | α | = 2 k for some positive integer k;

in particular, t (G) contains an even number of elements 1.

Hence [tex]x^{-1}=x[/tex]

For a finite group with an odd number of elements, we can prove that it contains an odd number of elements such that their order is 2. For any element in G-{e}, there must be an inverse of that element in G-{e}. Take any element in G-{e}, say b, If bb=e, then the proof is done. If the inverse of b is not itself, then there must be one element in G-{e}, say c, such that bc=e. Because there are an odd number of elements, I keep doing this until I have left with one

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The distance between the diamond and the circle is approximately 5.83 units.

What is the distance between two points?

[tex]d = √((x_2 - x_1)^2 + (y_2 - y_1)^2)[/tex]

Where [tex](x_1,y_1) and (x_2,y_2)[/tex] are two co-ordinates.

Here we want to find the distance between the diamond and the circle.

We need to use the distance formula.

Here position of diamond is (2,3) and circle is (5,8)

Substituting the values into the formula, we get:

[tex]d = √((5 - 2)^2 + (8 - 3)^2) \\ = √(3^2 + 5^2) \\ = √34 \\ ≈ 5.83 units[/tex]

Therefore, the distance between the diamond and the circle is approximately 5.83 units.

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Correct question is "Position of a diamond in the point (2,3) and a circle in (5,8). How many units are between the diamond and the circle?"

The distance between the diamond and the circle is approximately 5.83 units.

Here we want to find the distance between the diamond and the circle.

Here position of diamond is (2,3) and circle is (5,8)

Substituting the values into the formula, we get:

d²= ([tex]x_{2} -x[/tex]₁)²+(y₂-y₁)²

Therefore, the distance between the diamond and the circle is approximately 5.83 units.

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The nationalization of major industries in Hugo Chavez's Venezuela describes a move away from capitalism. Thus, option C is correct.

Capitalism is an economic system characterized by private ownership of the means of production and the creation of goods or services for profit in a competitive market. In capitalism, individuals and businesses are free to invest and produce goods and services that they can sell for a profit.

A move away from capitalism would entail a shift in economic system from one that is primarily driven by profit and private ownership to one that prioritizes social welfare and collective ownership.

Chavez, a clοse ally οf Cuba’s cοmmunist leaders, has steadily increased the rοle οf the state in Venezuela with a slew οf natiοnalizatiοns and tοugh cοntrοls οn prices and fοreign exchange.

Despite an ecοnοmy weakened by lοwer οil incοme, Chavez has sοlid apprοval ratings and is nοw pοwering ahead with his plan tο regulate and reduce the private sectοr in the OPEC cοuntry

Therefore, The nationalization of major industries in Hugo Chavez's Venezuela describes a move away from capitalism. Thus, option C is correct.

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Complete question:

Which of the following describes a move away from capitalism?

O A. Sweden's 1980s cutback on social programs

O B. the transformation of the former Soviet Union to today's Russia

O C. the nationalization of major industries in Hugo Chavez's Venezuela

O D. economic reforms following the Great Depression in the United States

The answer of the given question based on distance is at the moment 4 seconds later, the distance between them is 12.776 m and  the distance between them changing at that moment is 3.056 m/s.

Speed is measure of how fast object is moving. It is defined as distance traveled by an object divided by time it takes to travel that distance. The standard unit of speed is meters per second (m/s) in International System of Units (SI). Speed can also be measured in other units such as kilometers per hour (km/h), miles per hour (mph), or feet per second (ft/s), depending on the context of the problem.

Since Brooke and Jamail are walking towards each other on parallel paths, the distance between them is decreasing at a rate of (6 + 5) km/h = 11 km/h.

To solve for how far apart they are after 4 seconds, we first need to convert their speeds to m/s and their distance to meters:

Brooke's speed = 6 km/h = (6/3.6) m/s = 1.667 m/s

Jamail's speed = 5 km/h = (5/3.6) m/s = 1.389 m/s

Distance between the paths = 25 m

The initial distance between Brooke and Jamail is 25 m, and it is decreasing at a rate of 11 km/h = (11/3.6) m/s = 3.056 m/s.

After 4 seconds, the distance between them will be:

d = 25 m - (3.056 m/s x 4 s) = 12.776 m

To find the rate at which the distance between them is changing, we can take the derivative of the distance equation with respect to time:

d' = -11 km/h = -(11/3.6) m/s = -3.056 m/s

Therefore, at the moment 4 seconds later, the distance between them is 12.776 m and is decreasing at a rate of 3.056 m/s.

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Answer:

The first step is to calculate the average daily balance for the billing cycle. This is done by adding up the daily balances for each day of the billing cycle and then dividing by the number of days in the billing cycle. In this case, the billing cycle is from July 7 to August 6, so there are 31 days in the billing cycle.

The daily balances are as follows:

* July 7: $216.71

* July 14: $268.75

* July 17: $284.37

* July 21: $116.71

* July 24: $260.74

The average daily balance is therefore $226.81.

The next step is to calculate the finance charge. This is done by multiplying the average daily balance by the interest rate and then by the number of days in the billing cycle. In this case, the interest rate is 1.25% and the number of days in the billing cycle is 31 days.

The finance charge is therefore $7.43.

The final step is to calculate the new balance. This is done by adding the finance charge to the previous balance. In this case, the previous balance is $216.71 and the finance charge is $7.43. The new balance is therefore $224.14.

Here is the solution in mathematical form:

* Average daily balance = (216.71 + 268.75 + 284.37 + 116.71 + 260.74) / 31 = 226.81

* Finance charge = 226.81 * 0.0125 * 31 = 7.43

* New balance = 216.71 + 7.43 = 224.14

Step-by-step explanation:

1) The time series plot is attached accordingly. The percentage of stocks seems to fluctuate randomly over time.

2)  the optimal value of the smoothing coefficient is 0.5.

3) Therefore, the forecast of the percentage of stocks in a typical portfolio for the second quarter of 2009 is 30.9%.

1) See the attached time series. The percentage of stocks seems to fluctuate randomly over time.

2)  To find the optimal value of the smoothing coefficient that results in a relatively small mean squared error (MSE), we can use a trial-and-error approach. We can try different values of the smoothing coefficient α and calculate the MSE for each value. The smoothing coefficient that results in the smallest MSE is the optimal value.

Using other software, we can apply exponential smoothing to the data and try different values of α. For example, we can start with α=0.1 and increment it by 0.1 until we find the optimal value.

The following table shows the results of applying exponential smoothing with different values of α: See attached.

From the table, we can see that the smallest MSE is obtained when α=0.5. Therefore, the optimal value of the smoothing coefficient is 0.5.

c. Using the optimal value of the smoothing coefficient α=0.5, we can forecast the percentage of stocks in a typical portfolio for the second quarter of 2009. To do this, we use the following formula for exponential smoothing:

F(t+1) = α x Y(t) + (1-α) x F(t)

where F(t+1) is the forecast for the next period, Y(t) is the actual value in the current period, and F(t) is the forecast for the current period.

To apply this formula, we start with the first quarter of 2007 as the initial forecast value:

F(1) = Y(1) = 29.8

Then, we can use the formula to calculate the forecast for each subsequent quarter:


F(2) = α x Y(2) + (1-α) x F(1) = 0.5 x 31.0 + 0.5 x 29.8 = 30.4

F(3) = α x Y(3) + (1-α) x F(2) = 0.5 x 29.9 + 0.5 x 30.4 = 30.2

F(4) = α x Y(4) + (1-α) x F(3) = 0.5 x 30.1 + 0.5 x 30.2 = 30.2

F(5) = α x Y(5) + (1-α) x F(4) = 0.5 x 32.2 + 0.5 x 31.2 = 31.7

F(7) = α x Y(7) + (1-α) x F(6) = 0.5 x 32.0 + 0.5 x 31.7 = 31.9

F(8) = α x Y(8) + (1-α) x F(7) = 0.5 x 31.9 + 0.5 x 31.9 = 31.9

F(9) = α x Y(9) + (1-α) x F(8) = 0.5 x 30.0 + 0.5 x 31.9 = 30.9

Therefore, the forecast of the percentage of stocks in a typical portfolio for the second quarter of 2009 is 30.9%.

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Full Question:

Although part of your question is missing, you might be referring to this full question:

The following table (See attached image) reports the percentage of stocks in a portfolio for nine quarters from

2007 to 2009.

a. Construct a time series plot. What type of pattern exists in the data?

b. Use trial and error to find a value of the exponential smoothing coefficient that results in a relatively small MSE.

c. Using the exponential smoothing model you developed in part (b), what is the forecast of the percentage of stocks in a typical portfolio for the second quarter of 2009?

Volume of the ellipsoid using cylindrical coordinates is 12.56unit³.

A three-dimensional symmetrical ellipsoid is one in which all of the plane sections are ellipses and all of the plane sections normal to one of the three perpendicular axes are circles.

Given equation,

x² + y² + 9z² = 64.

We can write the equation as:

x² + y² + (3z) ² = 8².

Now the axes of the ellipsoid are as follows:

a = 1

b = 1

c = 3

Volume of ellipsoid = 4/3 × π × 1 × 1 × 3

= 4 × π

= 4 × 3.14

= 12.56 units³.

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Answer:

the regular polygon has 15 angles

Answer:9

Step-by-step explanation:

0

Answer:

Step-by-step explanation:

y = 4

cause its at y

Answer:

Step-by-step explanation:

2,800,000,000

Answer:

Step-by-step explanation:

In the question, we can draw the conclusion that, according to the formula, it will take them 10 days to get from City A to City B if they continue travelling at their current average speed of [tex]415 miles[/tex]per day.

A formula is a set of mathematical signs and figures that demonstrate how to solve a problem.

Formulas for calculating the volume of [tex]3D[/tex] objects and formulas for measuring the perimeter and area of [tex]2D[/tex] shapes are two examples.

A formula is a fact or a rule in mathematical symbols. In most cases, an equal sign connects two or more values. If you know the value of one, you can use a formula to calculate the value of another quantity.

We need to know the average pace at which they went to figure how long it would take to get from City A to City B at the same rate.

total distance / time taken = average speed

[tex]415 miles[/tex] per day [tex]2075/ 5[/tex], it would take them [tex]10[/tex] days to get from City A to City B because

Time taken = [tex]2075/415[/tex] per days [tex]= 5 days[/tex]

Therefore it will take them 10 days to get from City A to City B if they continue travelling at their current average speed of [tex]415 miles[/tex]per day.

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For a circle [tex]k(O)[/tex] with diameter AB and CD [tex]\bot[/tex] AB, it is proved that [tex]AD\times CB=AC\times CD[/tex], using similarity of triangles.

Given:

circle [tex]k(O)[/tex] with diameter AB

CD [tex]\bot[/tex] AB

To Prove: [tex]AD\times CB=AC\times CD[/tex]

Proof:

In [tex]\Delta ADC[/tex] and [tex]\Delta CDB[/tex],

[tex]\angle ADC = \angle CDB = 90^\circ[/tex]

[∵Both are right angle triangles]

[tex]CB = CB[/tex] [Common side]

[tex]\implies\dfrac{AC}{CB} =\dfrac{CD}{DB}[/tex]

Thus, [tex]\Delta ACD[/tex] is similar to [tex]\Delta CDB[/tex] by RHS similarity.

Therefore, we can write,

[tex]\dfrac{AD}{CD} =\dfrac{AC}{CB}[/tex] [Since corresponding sides of similar triangles are proportional]

[tex]\implies AD\times CB = AC\times CD[/tex]

Hence proved.

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Answer: 18+p

Step-by-step explanation:

The way we find the perimeter is we add up all the sides

9+p+9 = 18+p

according to the question the volume of the right rectangular prism is 67.5 cubic inches.

Volume is characterized as the space involved inside the limits of an article in three-layered space. The capacity of the object is another name for it.

A right rectangular prism's volume can be calculated by multiplying its lengths, width, and height. The prism's measurements are 3, 3/4, 5, & 4 1/2 inches.

First, we need to convert 4 1/2 to an improper fraction:

4 1/2 = (4 x 2 + 1)/2 = 9/2

Now, we can multiply the dimensions together to find the volume:

Volume = length x width x height

Volume = 3 x 3/4 x 5 x 9/2

Volume = 67.5 cubic inches

Hence, the bottom rectangular prism has a 67.5 cubic inch volume.

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ABCD is a square, rhombus, and rectangle.

Checking whether ABCD with vertices A(6, 2), B(3, 5), C(0, 2), and D(3, 1) fits the definition of each shape can help us determine whether it is a rectangle, rhombus, or square.

A parallelogram with four right angles is a rectangle. We can determine the slopes of AB and CD and BC and AD separately to see if ABCD is a rectangle. It is a rectangle if the opposite sides are perpendicular and they are negative reciprocals of one another.

[tex]Slope \ of \ AB = \frac{(5 - 2)} { (-3 + 6)} = 1 \ Slope\ of\ CD = \frac{(-1 - 2)} { (-3 - 0)} = -1 \ Slope \ of\ BC =\frac{ (2 - 5)}{ (0 + 3)} = -1 \ Slope\ of\ AD = \frac{(2 - (-1))}{ (-6 + 3)} = 1[/tex]

The opposite sides are perpendicular to one another since AB and CD have negative reciprocal slopes and BC and AD do too. In light of this, ABCD is a rectangle.

A parallelogram with four congruent sides is called a rhombus. We can determine the separation between each pair of vertices in ABCD to determine if it is a rhombus. It is a rhombus if the lengths of the four sides are equal.

[tex]Distance\ between\ A \ and\ B = \sqrt{{(5 - 2)}^2 + {(-3 + 6)}^2} = \sqrt(10) \ Distance\ between\ B \ and\ C = \sqrt{({(2 - 5)}^2 + {(0 + 3)}^2)} = \sqrt(10) \ Distance\ between\ C\ and\ D = \sqrt{((-1 - 2)^2 + (-3 - 0)^2) }= \sqrt(10) \ Distance \ between\ D \ and \ A = \sqrt{((2 - (-1))^2 + (-6 + 3)^2)} = \sqrt(10)[/tex]

ABCD is also a rhombus since the lengths of all four sides are equal.

A parallelogram having four identical sides and four right angles is called a square. We can combine the tests for rectangles and rhombuses to determine whether ABCD is a square.

Since ABCD satisfies the requirements for both rectangles and rhombuses, it is also required to be a square.

Hence, ABCD is a square, rhombus, and rectangle.

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The cοrrect equatiοn that shοws the relatiοnship between the values is |7| < |-7|

An inequality is a relatiοn that cοmpares twο numbers οr οther mathematical expressiοns in an unequal way.

The absοlute value οf a number represents its distance frοm zerο οn the number line. The absοlute value οf 7 and -7 are bοth 7, sο |7| = |-7|.

The inequality |7| < |-7| means that the absοlute value οf 7 is less than the absοlute value οf -7. This is true because the absοlute value οf -7 is alsο 7, but negative, sο it is farther frοm zerο οn the number line than the absοlute value οf 7.

The cοrrect equatiοn that shοws the relatiοnship between the values is:

|7| < |-7|

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Answer:

If the entire mass of the Milky Way was due to gas and stars, how would you expect the rotational speed of a star near the edge of the galaxy to compare to the rotational speed of a star near the center?

Step-by-step explanation:

Let's call the rectangle's length x and its width, x - 6.

Since a rectangle has 4 sides and the perimeter of the rectangle

is just the distance around the outside of the figure,

we can create an equation.

This equation will be x + x + x - 6 + x - 6 = 72.

Simplifying on the left gives us 4x - 12 = 72.

Add 12 to both sides to get 4x = 84.

Now divide both sides by 4 to get x = 21.

Since x represents our length, we know that the length is 21 inches.

Answer:

We know that <APC + < APD = 180. We also know that <APD + <DPB = 180

Thus <APC =  <DPB

Answer:

angle APC is congruent to angle DPB according the theorem -Veritical Angle Theorem.

Step-by-step explanation:

Theorem 2.8 (Vertical Angles Theorem)

If two angles are vertical angles, then they are congruent.