Project #83126 - Econ 275

Econ 275 Fall 2015 Exam 1: Addition

Use the data in the Data Exam One folder (PericanStoreC) on Blackboard to answers the following questions.

Q1. Using the net sales and item sold

a. Estimate the covariance between the two variables (5 points)

 

_______________________________________

 

b. Using the estimated covariance comments on the relationship between net sales and item sold (5 points)

 

 

c. Estimate the correlation coefficient of the two variables (net sales and item sold) net sales and item sold (5 points)

 

__________________________________________________

d. Using the estimated correlation coefficient comments on the relationship between the two variables (5 points)

Subject Business
Due By (Pacific Time) 09/21/2015 09:36 pm
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