11/21/23

Algebra word problem
Suppose you have decided to open your own at home business. Your business involves providing physical products to your customers. Before you open for business, you need to first find a shipping... more
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01/05/23

Larry weighs 50 pounds more than Steve. Together they weigh 130 pounds. What does each of them weigh?
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11/10/22

Write system of equations and solve using any method (graphing, substitution, or elimination)
The perimeter of a rectangular field is 140 feet. The length is ten feet more than twice the width. Find the dimension of the rectangle.
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11/09/22

express the confidence interval (0.47,0.63) in the form p-hat + or - moe.
Statistics
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11/09/22

Write a linear equation for the attendance in terms of the price, p. (A=mp+b)
A local theme park found that if the price of admission was $17, the attendance was about 1100 customers per day. When the price of admission was dropped to $10, attendance increased to about 2250... more
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11/09/22

Calculus question
A graph of ff is shown above. Estimate the following integral.∫18 1f(x)dx
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11/09/22

Solve the equation. (Enter your answers as a comma-separated list. Use n as an arbitrary integer. Enter your response in radians.) sec2(x) + 5 sec(x) − 14 = 0
Solve the equation. (Enter your answers as a comma-separated list. Use n as an arbitrary integer. Enter your response in radians.)sec2(x) + 5 sec(x) − 14 = 0 x=
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11/09/22

Using simple linear regression, what is the forecast for week 22?
You have been given the demand data for the past 10 weeks for swim rings for children. You decide to run three different types of forecasting methods on the data to see which gives you best... more
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11/05/22

Find sin2x, cos2x, and tan2x if sinx = -3/sqrt10 and x terminates in quadrant 3.
Find sin2x, cos2x, and tan2x if sinx = -3/sqrt10 and x terminates in quadrant 3. I've been stuck on this and don't know how to go about it.
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10/31/22

The closed rectangular box has side lengths 2n-2, 2n+2, and 2n inches.
Write a polynomial function V (n) for the volume of the box.What is the volume when the length is the shortest side is 4 inches.Write a polynomial function A (n) for the area of the base of the box.
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10/27/22

Find the linearization L(x) of y=e8xln(x) at a=1.
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10/25/22

pleaseeeeeeeeeeeeeeeeeeeee
We wish to estimate what percent of adult residents in a certain county are parents. Out of 400 adult residents sampled, 288 had kids. Based on this, construct a 99% confidence interval for the... more
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10/24/22

or A line has a slope of 4 and includes the points (8,a) and (10,0). What is the value of a?
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10/22/22

How do I know what values to enter into the appropriate variables?
The questions is "The owner of a clothing manufacturer finds that the total cost of producing 300 of a certain brand of shirts is $2,000, and the marginal cost when 300 shirts are produced is $15... more
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10/22/22

Econometrics Question, see description (was too long)
Determine the sign of the expected bias introduced by omitting a relevant variable. State your assumptions and provide a very brief rationale for your assumptions.We plan to estimate the following... more
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10/22/22

If n=600 and p' (p-prime) = 0.82, construct a 95% confidence interval.
If n=600 and p' (p-prime) = 0.82, construct a 95% confidence interval.Give your answers to three decimals. < p < 
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10/21/22

Suppose that f(2) = 3 and f′(2) = 5. Find g′(2) where g(x) = 4x2f(x).
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10/21/22

calculus global maximum
If you have 220 meters of fencing and want to enclose a rectangular area up against a long, straight wall, what is the largest area you can enclose?
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10/20/22

Derivative of (-y^2+6x^2)/2xy
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10/19/22

Find values of x
The mean of a set of data 4,x+1,7,4 and (x²-1) is 9. Find the possible values of x
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10/13/22

Is there a way to find the null and alternative hypothesis from the Ramsey RESET test?
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08/29/22

The selling price of a refrigerator is $845. If the markup is 25% of the dealer’s cost, what is the dealers cost of the refrigerator?
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08/28/22

Linear equation
A hotel manager found that his gross receipts for the​ day, including a 5% sales​ tax, were $4186.35. Find the amount of sales tax collected.
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08/22/22

Difference between

Amongst three numbers the second is twice the first and thrice the third. If the average of the numbers is 44 then what is the difference between the first number and the third number
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06/02/22

Should we adjust for multicollinearity before or after feature selection?
I am conducting a regression analysis with a data set that has high multicollinearity with high VIF values. I adjusted for it before my feature selection, and I also tried adjusting for it only... more
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