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, what is the standard deviation around the regression line?
Definitions:
Amarna Period
A phase in ancient Egyptian history during the reign of Pharaoh Akhenaten, characterized by significant religious and artistic shifts, notably the worship of the sun disk, Aten.
Conservative
A political and social philosophy promoting traditional values and institutions, typically resistant to rapid change.
Formulaic
Pertaining to or based on a formula; following a fixed and conventional method or style, especially in art, literature, or music.
Palette
A flat surface on which an artist mixes paint colors, or metaphorically, the range of colors used in a particular painting or by an artist.
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