Alan Nip, market analyst for Clear Sound Mart, is analyzing the relation between heavy metal CD sales and the size of the teenage population.He gathers data from six sales districts.Alan's dependent variable is annual heavy metal CD sales (in $1,000,000's), and his independent variable is teenage population (in 1,000's).Regression analysis of the data yielded the following tables: Alan's sample size is ___.
A)2
B)4
C)6
D)8
E)10

Question

Alan Nip, market analyst for Clear Sound Mart, is analyzing the relation between heavy metal CD sales and the size of the teenage population.He gathers data from six sales districts.Alan's dependent variable is annual heavy metal CD sales (in $1,000,000's), and his independent variable is teenage population (in 1,000's).Regression analysis of the data yielded the following tables:   Alan's sample size is ___.
A)2 
B)4 
C)6 
D)8 
E)10

Quizplus · Accepted Answer

The table indicates six pairs of data (districts) which makes the sample size 6.

Alan Nip, Market Analyst for Clear Sound Mart, Is Analyzing