5.A survey of 15 randomly selected employees from Bob’s factory was taken to find out how...

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5.A survey of 15 randomly selected employees from Bob’s factorywas taken to find out how many sick days they took due to colds andflu last year. Suppose Bob didn’t take a random sample. Suppose theemployees in the sample were those who responded to anadvertisement Bob put out to the whole company, looking forvolunteers to participate in the survey. What kind of error wouldbe made here? THERE IS ONLY ONE CORRECT ANSWER – CHECK YOUR LECTURENOTES.
a.Undercoverage
b.Nonresponse
c.Bias due to a self-selected sample
d.None of the above
6.A statistics student wants to know what OSU students thinkabout parking on campus. To obtain a sample of 20 students, heknocks on the doors of residents in his dorm until he finds 20people home who can take his survey about parking. This is a:
a.Simple random sample
b.Stratified sample
c.Convenience sample

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5A survey of 15 randomly selected employees from Bobs factory was taken to find out how many sick days they took due to colds and flu last year Suppose Bob didnt take a random sample Suppose the employees in the See Answer

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