TABLE 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:
-Referring to Table 13-11, the homoscedasticity of error assumption appears to have been violated.
Definitions:
Ambiguous
Something that can be understood in more than one way; lacking clearness or definiteness.
Productivity
In industry, the capability to produce effectively, gauged by how much output is generated per input unit.
Reinforcement
In psychology, a process by which a behavior is strengthened or increased in frequency, often through the application of a reward or the removal of a negative stimulus.
Enforced Commitment
The obligation or dedication imposed by external factors or authorities.
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