what is the standard error of the number (same as sum) of evens you'd get in 36 draws? (hint: use the sd you've already calculate) submit answer incorrect. tries 3/5 previous tries what is the expected value of the average of the 36 draws from the 0-1 box in question 1? (hint: this is just the average of the box) submit answer incorrect. tries 1/5 previous tries what is the standard error of the average of the 36 draws from the 0-1 box in question 1? (you already computed the sd.) round answer to three decimal places.

Answer:

y=-1/2m+4

Step-by-step explanation:

in photo :)

The maximum magnitude of acceleration is approximately 4.085 m/s².

To find the period of the motion, we need to determine the time it takes for the peg to complete one full revolution around the circle. The period can be calculated using the formula:

T = 2πr/v

where T is the period, r is the radius of the circle, and v is the tangential speed of the peg.

Given:

r = 0.19 m

v = 0.88 m/s

Substituting these values into the formula, we have:

T = 2π(0.19 m)/(0.88 m/s)

T ≈ 0.432 s

Therefore, the period of the motion is approximately 0.432 seconds.

Part E: To find the amplitude, we can use the radius of the circle since the motion is along a circular path. The amplitude is equal to the radius of the circle:

Amplitude (A) = 0.19 m

Part F: The maximum displacement is equal to the diameter of the circle since the peg moves from one extreme point to the other:

Maximum Displacement = 2 * 0.19 m = 0.38 m

Part G: The maximum magnitude of acceleration occurs at the extreme points of the circular path. It can be calculated using the formula:

amax = v²/r

where amax is the maximum acceleration, v is the tangential speed, and r is the radius of the circle.

Substituting the given values, we have:

amax = (0.88 m/s)² / 0.19 m

amax ≈ 4.085 m/s²

Therefore, the maximum magnitude of acceleration is approximately 4.085 m/s².

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The total cost = $5000 (Option A) and $9400 (Option B)

Cost per mile = $0.33 (option A) and $0.25 (Option  B)

A single unit's value can be determined from the values of multiple units, and multiple units' values can be determined from the values of single units using the unitary method.

Given:

To find: Total costs and cost per mile, when the truck is driven (A) 15000 miles per year (B) 37000 miles per year.

Finding:

(A) By unitary method,

When the truck is driven 1 mile, cost of gasoline = $0.20

When the truck is driven 15000 miles, cost of gasoline = $ 0.20(15000) = $3000 in an year

Cost of insurance in an year = $2000

Thus, total cost = $ 3000 + $2000 = $5000

Now, for per mile cost:

Cost of gasoline = $0.20

Cost of insurance = $0.13

Thus, Cost per mile = $0.20 + $0.13 = $0.33

(B) Again, by unitary method,

When the truck is driven 1 mile, cost of gasoline = $0.20

When the truck is driven 37000 miles, cost of gasoline = $ 0.20(37000) = $7400 in an year

Cost of insurance in an year = $2000

Thus, total cost = $ 7400 + $2000 = $9400

Now, for per mile cost:

Cost of gasoline = $0.20

Cost of insurance = $0.5

Thus, Cost per mile = $0.20 + $0.5 = $0.25

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Answer:

its b

Step-by-step explanation:

they have the same slope

1)-4/-6=2/3

2)-2/-3=2/3

BUT different y-int

1)-6/-26=1/4

2)-3/-6=1/2

so no solution

Answer:

3) 98˚ 5) 122˚ 7) 109˚

Step-by-step explanation:

each angle equals another so if you know one you know all that are like that one

Answer: xem link và 1 số đk nữa

Step-by-step explanation:

Answer:

Winston would need to sell 14 more hot dogs to earn a total $175

Step-by-step explanation:

Answer:

A

Step-by-step explanation:

Answer:

A. They are both 5 inches from the y-axis

Step-by-step explanation:

hope this helps :)

The maximum length of life that is possible for Labrador Retrievers as a dog breed is 22 years.

The maximum length of life that is possible for a specific dog breed is known as the breed's maximum lifespan.

In this case, for Labrador Retrievers, the longest reported lifespan is 22 years according to scientific research.

Therefore, the maximum length of life that is possible for Labrador Retrievers as a dog breed is 22 years.

This means that Hooter, at 21 years old, is already approaching the upper limit of the breed's lifespan.

Jack's concern is justified as Hooter is reaching the expected maximum lifespan for Labrador Retrievers.

Hence the maximum length of life that is possible for Labrador Retrievers as a dog breed is 22 years.

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Answer:

7,230,000,000 = 7.23 x 10 to the 9th power. 0.0000865 = 8.65 x 10 to the negative 5th power.

Step-by-step explanation:

Answer:

7.23 times 10^9                        8.65 times 10^-5

The information which the line of best fit predict about the increase in the minimum wage over the 70 year period is that: C) Every 10 years between 1940 and 2010, the average increase in minimum wage was 0.096 dollars.

In Mathematics, a line of best fit is sometimes referred to as a trend line and it can be defined as a statistical or analytical tool that is commonly used in conjunction with a scatter plot, in order to determine whether or not there is any form of association and correlation between a data set.

Based on the scatter plot, an equation which represents the line of best fit include the following:

y = 0.096x - 0.488.

In this context, we can logically deduce that the initial minimum wage is  $0.488 and the average increase in minimum wage is equal to 0.096 dollars each year between 1940 and 2010.

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The equations representing inverse variation are:  pv = 13 and z = (2 / x) , option B and C are the answer.

When on increasing one quantity the other quantity decreases , such variation between the two entities is called Inverse Variation

For this case, what you should know is that the equations that represent an inverse variation are those that could not form a straight line, for example.

The equations are given in the question and it has to be checked if they represent inverse variation

y = 2x

y and x are in a direct variation

pv = 13

p = 13 / v

P and v are represent an inverse variation.

z = (2 / x)

z and x are represent an inverse variation.

4 = v/x

v =4x

v and x are in direct variation

h=9g/5

h and g are in direct variation

therefore , the equations representing inverse variation are:

pv = 13 and z = (2 / x)

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Answer:

$80

Step-by-step explanation:

The final price of $42 was after a 25% off coupon was applied.

Therefore, $42 is 75% of the price before the coupon was applied.

So cost before coupon applied = 42/75 x 100 = $56

The price of $56 was after the 30% mark down was applied.

Therefore, $56 is 70% of the price before it was marked down.

So cost before mark down applied = 56/70 x 100 = $80

Answer:

(1, 4)

Step-by-step explanation:

For people who are wanting to answer this question, just rotate this image three times to get the 90 degree counterclockwise image of the triangle :   )

Answer:

\(x=0, y=2\)

Step-by-step explanation:

Below! Credits to WolframAlpha!

The area of the region which is common after rotation of 45 degrees between the two squares is equal to 7.46 cm² and area of the blue region which is swept out by interior region is 1.5442cm².

Measure of the side of the square = 3cm

Degrees of rotation of the square by keeping center fixed = 45 degrees

The region which is swept out by the interior of the square

= Four isosceles right triangles formed at the corners

Sides of the each  isosceles right triangle be 's'

Hypotenuse = s√2

Side of the square ABCD is :

s + s√2 + s = 3

⇒ s = 3 / ( 2 + √2 )

⇒ s= 0.8787

Area of the isosceles right triangle formed at the corner

= s² /2

= 0.8787² /2

Area of four triangles = 4 (0.8787² /2)

                                   = 1.5442cm²

Area of the left octagon

= Area of square ABCD - Area of four triangles at the corners

= 3² - 1.5442

= 9 - 1.5442

= 7.456 cm²

=7.46 cm²

Therefore, the area of the region swept out of the square is 1.5442cm² and the area of the region common between two squares is 7.46cm².

The given question is incomplete, I answer the question in general according to my knowledge:

A square ABCD, with sides of 3 cm, is rotated by 45 degrees keeping its center fixed to result into another square, PQRS. What is the area of the region common to the two squares? what is the area of the blue region swept out by the interior of the square shown below?

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In a report of a quantitative research study, a nurse would expect to find the gaps or conflicts about the phenomenon being studied to be identified in: D. Review of the literature.

A research report can be defined as a publication that is used by a researcher to provide data about a research work after analyzing the information gathered on a particular subject, especially in a summarized or condensed format..

In Science, there are three main types of research report and these include the following:

A review of the literature is also referred to as literature review and it is typically used by a researcher to describe what's known and what isn't known about a phenomenon that is being studied.

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Complete Question:

Where in a report of a quantitative research study would a nurse researcher expect the gaps or conflicts about the phenomenon studied to be identified?

a. Analysis of data

b. Research design

c. Problem statement

d. Review of the literature

You can purchase 126 or 10.5 dozen eggs in 105 cowry shells.

What is algebraic expression ?

An expression is a set of numbers or variables combined using the operations + , – , × or ÷ . Arithmetic expression that contains only numbers and mathematical operators and algebraic expression that contains variables, numbers and mathematical operators.

Have given ,

105 cowry shells and cost of a dozen eggs (12 eggs) 10 cowry shells,

To find how many eggs can you purchase in 105 cowry shells,

Let  x eggs can purchase in 105 eggs

x = \(\frac{a dozen eggs * 105}{10}\)

x = \(\frac{12*105}{10}\)

x = \(\frac{1260}{10}\)

x = 126 eggs

Hence ,  You can purchase 126 or 10.5 dozen eggs in 105 cowry shells.

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Answer:

cost of a taco: $1.25

cost of a burrito: $2.50

Step-by-step explanation:

Let the cost of a taco be $t and the cost of a burrito be $b.

t +3b= 8.75 -----(1)

4t +2b= 10

Divide both sides by 2:

2t +b= 5

Making b the subject of formula:

b= 5 -2t -----(2)

Substitute (2) into (1):

t +3(5 -2t)= 8.75

Expand:

t +3(5) +3(-2t)= 8.75

t +15 -6t= 8.75

t -6t= 8.75 -15

-5t= -6.25

t= -6.25 ÷(-5)

t= 1.25

Substitute t= 1.25 into (2):

b= 5 -2(1.25)

b= 5 -2.5

b= 2.50

Thus, the cost of a taco is $1.25 and the cost of a burrito is $2.50.

To price the derivative using the two-period binomial model, we need to calculate the expected payoff of the derivative using the risk-neutral probabilities.

The possible outcomes for the two-period binomial model are H and T,  there are four possible states of the world: HH, HT, TH, and TT.

To calculate the expected payoff we need to calculate the probability of each state occurring. The probability of HH occurring is pp=0.60.6=0.36, the probability of HT and TH occurring is pq+qp=0.60.4+0.40.6=0.48, and the probability of TT occurring is qq=0.40.4=0.16.

Next, we can calculate the expected payoff in HH and TT states, the derivative pays off 1, and in the HT and TH states, the derivative pays off 0. The expected payoff of the derivative in the HH and TT states is 10.36=0.36, and the expected payoff in the HT and TH states is 00.48=0.

We need to discount the expected payoffs back to time 0 using the risk-neutral probabilities.

The probability of that state occurring multiplied by the discount factor, which is 1/(1+r), where r is the risk-free interest rate.

Since this is a risk-neutral model, the risk-free interest rate is equal to 1. Therefore, the risk-neutral probability of each state occurring is

HH: 0.36/(1+1) = 0.18

HT/TH: 0.48/(1+1) = 0.24

TT: 0.16/(1+1) = 0.08

Finally, we can calculate the price of the derivative

Price = 0.181 + 0.240 + 0.240 + 0.081 = 0.26

Therefore, the price of the derivative is 0.26.

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Nastya's annual payments on the loan will be approximately $7,350.68 (rounded to the nearest cent).

To find Jean's equity as a percent of the house value, we need to calculate the equity and divide it by the house value, then multiply by 100 to get the percentage.

Jean's equity is the difference between the house value and the mortgage amount. So, the equity is $792078.31 - $600,000 = $192,078.31.

To calculate the percentage, we divide the equity by the house value and multiply by 100: ($192,078.31 / $792078.31) * 100 = 24.26%.

Therefore, Jean's equity as a percent of the house value is 24.26%.

Now, let's move on to Nastya's question.

To calculate Nastya's annual payments on a fully amortizing loan, we need to use the formula for calculating the monthly payment:

P = r * PV / (1 - (1 + r)^(-n))

Where:
P = Monthly payment
r = Monthly interest rate (annual interest rate / 12)
PV = Present value of the loan
n = Total number of payments

Given:
PV = $622,422
Annual interest rate = 5.2%
n = 10 years

First, we need to convert the annual interest rate to a monthly interest rate: 5.2% / 12 = 0.43333%.

Next, we substitute the values into the formula and solve for P:

P = (0.0043333 * 622422) / (1 - (1 + 0.0043333)^(-10))

Using a calculator, we get P ≈ $7,350.68.

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The correct answer is option A

Answer:

-6, -4

Step-by-step explanation:

I got it right

Answer:

$32.89

Step-by-step explanation:

Starting Value: $87.50

After Gas: $87.50 - $36.19 = $51.31

After Chips: $51.31 - $5.87 = $45.44

After Happy Meal: $45.44 - $12.55 = $32.89

Therefore, Dan has $32.89 left

The value of the definite integral ∫\(x????"(x)????(x) dx\) on the interval \([1,4]\) is -5.

Integration is a fundamental concept in calculus that deals with finding the area under a curve and calculating the accumulation of values over an interval. Integration can be thought of as the reverse of differentiation, which is the process of finding the rate of change of a function at a given point.

There are two main types of integration: definite and indefinite integration. Definite integration involves finding the exact area between a curve and the x-axis over a specified interval. Indefinite integration involves finding the general antiderivative of a function, which is a function that, when differentiated, will yield the original function.

The process of integration can be represented symbolically as ∫ (the integral symbol) and the result of an integration is typically represented as an antiderivative. The fundamental theorem of calculus states that differentiation and integration are inverse operations, so the derivative of an antiderivative is the original function.

Given that ????(1) = 8, ????(4) = 7, ???? '(1) = 9, and ???? '(4) = -3, we can use the method of integrating by parts to evaluate the definite integral ∫\(x????"(x)????(x) dx\) on the interval [1, 4].

Let u = ????(x) and dv = x dx. Then du = ???? '(x) dx and v = x^2/2.

Using the method of integrating by parts, we have:

∫\(x????"(x)????(x) dx= x????(x)\) ×\(\frac{x}{2} -\)∫\((\frac{x^{2} }{2} )????'(x) dx\)

We can use the same method of integrating by parts to evaluate the second integral on the right-hand side. Let \(u=\frac{x^{2} }{2}\) and \(dv=????'(x) dx\). Then \(du=x dx\) and \(v=????(x)\).

So we have:

∫\(x????"(x)????(x) dx = x????(x)\)× \(\frac{x}{2} - \frac{x}{2} ^{2}????(x) + c\)

Where C is an arbitrary constant of integration.

We can use the given values of ????(1) and ????(4) to evaluate the definite integral:

∫\(x????"(x)????(x) dx\) = 4????(4) * 4/2 - (4^2/2)????(4) + 4????(1) * 1/2 - (1^2/2)????(1)

= 28 - 14 * 7/2 + 4 * 8/2 = 28 - 49 + 16 = -5.

Therefore, the value of the definite integral ∫\(x????"(x)????(x) dx\) on the interval [1, 4] is -5.

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Answer:

y=3/4 x- 1/2

Step-by-step explanation:

The required answer to the subtraction problem 83,456 - 728.88 is, 82,727.12

Subtraction is mathematical terminology that helps and elaborates the decrease in the original value by some value.

Here,
To perform the subtraction, you line up the decimal points and subtract the digits in each place value starting from the right. In this case, you subtract 8 from 6, which requires borrowing 1 from the digit to the left, giving you 16 - 8 = 8 in the one's place. You then subtract 2 from 5, giving you 3 in the tenth place. Continuing this process, you get the result of 82,727.12.

Thus, the answer to the subtraction problem 83,456 - 728.88 is, 82,727.12

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The rate of change in the account for a week is $157.5.

Annalise has some money in her bank account. She withdraws $22.50 per day from her account for a week. We need to represent the change in the account for the week. The number of days in a week is seven. So, it means that she withdraws money from her bank account daily for seven days. The total amount of money withdrawn from the bank account is the product of the withdrawal amount per day and the total number of days in a week.

A = $22.5*7 = $157.5

Let the initial amount of money in the bank be "$x". The change in the bank balance is $157.5. The current balance is $(x - 157.5).

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