Question:
A survey organization conducted telephone interviews in
Last updated: 5/3/2023
A survey organization conducted telephone interviews in December 2008 in which 1009 randomly selected adults in the US responded to the question At the present time do you think television commercials are an effective way to promote a new product Of the 1009 adults surveyed 676 responded yes In December 2007 622 of 1020 randomly selected adults in the US had responded yes to the same question Suppose a hypothesis test is carried out to test the hypothesis that the proportion who would respond yes to the question changed from Dec 2007 to Dec 2008 Compute the appropriate sample proportions and compute the test statistic for this test 8 pts