A public opinion poll surveyed a simple random sample of voters. - 10912

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A public opinion poll surveyed a simple random sample of voters. Respondents were classified by gender and by voting preference—Republican, Democrat, or Independent. The results follow. 

Voting Preferences   Republican   Democrat   Independent   Row total 

Male   200   150   50   400 

Female   250   300   50   600 

Column total   450   450   100   1000 

 

If you conduct a chi-square test of independence, what is the expected frequency count of male Independents?

 

A.  50

B.  60

C.  40

D.  30

 
Solution Description

A public opinion poll surveyed a simple random sample of voters. Respondents were classified by gender and by voting preference—Republican, Democrat, or Independent. The results follow.

Voting Preferences   Republican   Democrat   Independent   Row total <