Computers and Technology, 04.09.2019 03:10, andresduenas72

Acomputer 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 hundreds 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:
a) write down the regression equation.
b) what is the correct interpretation for the slope coefficient?
c) predict the revenue when the number of downloads is 30,000.
d) what is the correct interpretation for the coefficient of determination (r2)?
e) the 95% confidence interval estimate for the population slope is ,
f) is there sufficient evidence that revenue and the number of downloads are linearly related at a 5% level of significance? give a reason why.

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Acomputer software developer would like to use the number of downloads (in thousands) for the trial...