SCENARIO 13-11 A Computer Software Developer Would Like to Use the Number

question 54

True/False

SCENARIO 13-11
A computer software developer would like to use the number of downloads (in thousands)for the trial
version of his new shareware to predict the amount of revenue (in thousands of dollars)he can make
on the full version of the new shareware.Following is the output from a simple linear regression
along with the residual plot and normal probability plot obtained from a data set of 30 different
sharewares that he has developed:
Simple Linear Regression 13-43
-True or False: Referring to Scenario 13-11, the Durbin-Watson statistic is inappropriate for this
data set.

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Definitions:

Demand Inelastic

When the quantity demanded of a good or service is relatively unchanged in response to price changes.

Directly Related

A situation where two variables move in the same direction, meaning if one increases, the other also increases and vice versa.

Price Inelastic

Describes a situation where the demand for a good is not significantly affected by changes in its price.

Farm Incomes

The earnings generated from the operation of a farm, including profits from selling agricultural products.