The peanut crop was harvested from five fields of various area. The following data are the mass of the crop from each field y (in kilograms) and the field area x (in hectares).y 7480 15530 13400 20070 12950x 2.26 3.72 3.61 4.02 2.84Required:a. Fit the simple linear regression model using the method of least squares. Find the estimate of ^2.b. What change in the mean mass is expected when the field area changes by 1 hectare?c. Calculate the fitted value of y corresponding to x = 2.26. Find the corresponding residual. d. Estimate the mean mass of the crop harvested from 2.5 hectares.

Barbara has a good credit history and is able to purchase a car with a low-interest car loan. she co-signs a car loan for her friend jen, who has poor credit history. then, jen defaults on the loan. who will be held legally responsible by the finance company and why? select the best answer from the choices provided. a. barbara will be held legally responsible because she has a good credit history. b. jen will be held legally responsible because she drives the car. c. barbara will be held legally responsible because she is the co-signer. d. jen will be held legally responsible because she has a poor credit history. the answer is a

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?

Stefanie is painting her bedroom. she can paint 2 1/3 square feet in 4/5 of an hour. how many square feet can she paint in one hour?