Prior to being hired, the five salespersons for a computer store were given a standard sales aptitude
Question:
Prior to being hired, the five salespersons for a computer store were given a standard sales aptitude test. For each individual, the score achieved on the aptitude test and the number of computer systems sold during the first 3 months of their employment are shown here.
Determine the least-squares regression line and interpret its slope. Estimate, for a new employee who scores 60 on the sales aptitude test, the number of units the new employee will sell in her first 3 months with the company.
Transcribed Image Text:
John Cora Sam Cindy Henry El x-Score on aptitude test 80 70 45 90 20 y Units sold in 3 months 25 15 10 40
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The Excel regression equation and plot are shown below There appears to be …View the full answer
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