Cc A. -\' % 1 pointsSave Answer Question 10 Alignment Number Executives of a vid

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Cc A. -' % 1 pointsSave Answer Question 10 Alignment Number Executives of a video rental chain want to predict the success of a potential new store. The company's researcher begins by gathering information on number of rentals and average family income from several of the chain's present outlets. The results of that effort are available in the attached data file. Download the data and compute the regression line through the data. Clipboard Font Office Update To keep up-to-date with security How much of the variation in y is accounted for by x? 1 Rentals Average Family Income ($1,000) 710 529 314 504 619 428 317 205 468 545 607 694 65 43 29 47 52 50 46 29 31 43 49 64 Round to four decimals and use leading zeros if necessary 10 Moving to another question will save this response KK Question 10 of 1211 12 13 14 Close Window Sheet2+

Explanation / Answer

The statistical software output for this problem is:

Simple linear regression results:
Dependent Variable: Income
Independent Variable: Rentals
Income = 15.285537 + 0.06137602 Rentals
Sample size: 12
R (correlation coefficient) = 0.80759216
R-sq = 0.6522051
Estimate of error standard deviation: 7.3815898

Parameter estimates:

Analysis of variance table for regression model:

Hence,

Variation in y that is accounted by x

= R-square

= 0.6522

Parameter Estimate Std. Err. Alternative DF T-Stat P-value Intercept 15.285537 7.3322065 ? 0 10 2.0847117 0.0637 Slope 0.06137602 0.01417321 ? 0 10 4.3304247 0.0015

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