Given Below Are Five Observations Collected in a Regression Study $\alpha$

question 121

Essay

Given below are five observations collected in a regression study on two variables,x (independent variable)and y (dependent variable).

a.Develop the least squares estimated regression equation.
b.At 95% confidence,perform a t test and determine whether or not the slope is significantly different from zero.
c.Perform an F test to determine whether or not the model is significant.Let $\alpha$ = 0.05.
d.Compute the coefficient of determination.
e.Compute the coefficient of correlation.

---

Definitions:

Total Assets

The sum of all current and non-current assets owned by a business, indicating its total resources.

Cost Per Unit

The total expense incurred in manufacturing or acquiring a product divided by the number of units.

Purchased

Acquired in exchange for money or its equivalent; obtaining ownership of a good or service.

Days' Sales

A financial ratio that measures the average time it takes a company to convert its inventory into sales.