Consider the following: X 44 62 83 97 108 Y 214 227 181 123 103 1)...

Consider the following:

X	44	62	83	97	108
Y	214	227	181	123	103

1) What is slope of the regression line predicting Y from X, rounded to 2 decimal places?

2) What is the intercept of the regression line predicting Y from X, rounded to 2 decimal places?

3) What is the correlation between X and Y, rounded to 2 decimal places?

Expert Solution

orchestra answered 1 year ago

X 28 39 32 37 44 22 40 Y 83 108 97 108 107 74 114...

X 28 39 32 37 44 22 40 Y 83 108 97 108 107 74 114 The standard error of the estimate for the above bivariate data is: Question 3 options: 5.45 5.65 5.85 6.05

Consider the following set of ordered pairs. x 33 11 55 44 y 44 33 44...

Consider the following set of ordered pairs. x 33 11 55 44 y 44 33 44 44 a) Calculate the slope and y-intercept for these data. b) Calculate the total sum of squares (SST). c) Partition the sum of squares into the SSR and SSE.

find the equation of the regression line X 44 49 48 45 53 51 Y 108...

find the equation of the regression line X 44 49 48 45 53 51 Y 108 134 117 124 127 118 using Ti84 calculator

Consider the following sets of sample data: A: 145, 126, 120, 97, 123, 119, 115, 96,...

Consider the following sets of sample data: A: 145, 126, 120, 97, 123, 119, 115, 96, 134, 125, 96, 125, 145, 106 B: 4.09, 4.49, 4.52, 4.62, 4.15, 2.93, 3.91, 4.88, 4.54, 4.66, 4.44 Step 1 of 2 : For each of the above sets of sample data, calculate the coefficient of variation, CV. Round to one decimal place.

Consider the following five utility functions. G(x,y) = (x)1/2 + y H(x,y) = (x+1)1/2 + y...

Consider the following five utility functions. G(x,y) = (x)1/2 + y H(x,y) = (x+1)1/2 + y + 1 L(x,y) = ln(x) + y U(x,y) = x ey W(x,y) = 100 x - 4x2 + 3 y Z(x,y) = -(100 - x)2 -3 (y-200)2 Which function or functions represent the same preferences as U? a.G b.U c.None. d.W e.Z f.L g.H

1. The equation of the line with an x-intercept of 33 and a y-intercept of 44...

1. The equation of the line with an x-intercept of 33 and a y-intercept of 44 can be written in the form y=mx+b where the number m is: the number b is: Enter each answer as a reduced fraction (like 5/3, not 10/6) or as an integer (like 4 or -2). 2. You have filled your car with a full tank of gas, and could travel 485 miles. For every 17 miles you drive, you use 1 gallon of gass...

Find the local extrema of the following function. f(x,y)=108+7xy-5x2-6y2

Consider the following function: f (x , y , z ) = x 2 + y...

Consider the following function: f (x , y , z ) = x 2 + y 2 + z 2 − x y − y z + x + z (a) This function has one critical point. Find it. (b) Compute the Hessian of f , and use it to determine whether the critical point is a local man, local min, or neither? (c) Is the critical point a global max, global min, or neither? Justify your answer.

From the following data compute x 123 y321 SSE when 1) ?̂ = ?. ? +...

From the following data compute x 123 y321 SSE when 1) ?̂ = ?. ? + ?. ? ? 2) ?̂ = ?. ? + ?. ? ? b) SST c) SSR d) ?

Consider the following production function: f(x,y)=x+y^0.5. If the input prices of x and y are wx...

Consider the following production function: f(x,y)=x+y^0.5. If the input prices of x and y are wx and wy respectively, then find out the combination of x and y that minimizes cost in order to produce output level q. Also find the cost function.

Question