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

question 51

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, there appears to be autocorrelation in the residuals.

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Definitions:

Mere Exposure Effect

A mental effect where people start liking things simply because they know them well.

External Validity

The extent to which the results of a study can be generalized to other situations and to other people.

Multiple Act Criterion

A standard in social and behavioral research that emphasizes judging behaviors or actions based on a series of observations, rather than a single instance.

Thurstone Scale

A psychometric scale developed by Louis Thurstone to measure attitudes, consisting of statements about a particular issue with varying degrees of agreement or disagreement.