In a recent poll, 1095 randomly selected adults were asked whether they approve of labor unions; 65% said yes. a. In 1936, about 69% of adults approved of labor unions. At the 10% significance level, do the data provide sufficient evidence to conclude that the percentage of adults who approve of labor unions has decreased since 1936? b. In 1963, roughly 68% of adults approved of labor unions. At the 10% significance level, do the data provide sufficient evidence to conclude that the percentage of adults who approve of labor unions has decreased since 1963? U. DUTULTCjcTIg, uIe uaia uU TUr proviue sumICICIE CVIUCITCE LU COICIUue unar uie perUCLoye ur ouuIS WIU approve unauor unUIS TIOS uccicascu SIIcE 15JU. b. What are the hypotheses for the one-proportion z-test? Ho: p=D: H p (Type integers or decimals.) What is the test statistic? z= (Round to two decimal places as needed.) Identify the P-value. The P-value is (Round to three decimal places as needed.) What is the correct conclusion for the hypothesis test? O A. Do not reject H,; the data do not provide sufficient evidence to conclude that the percentage of adults who approve of labor unions has decreased since 1963. O B. Reject Hn, the data do not provide sufficient evidence to conclude that the percentage of adults who approve of labor unions has decreased since 1963. OC. Reject H,, the data do provide sufficient evidence to conclude that the percentage of adults who approve of labor unions has decreased since 1963. O D. Do not reject H,; the data do provide sufficient evidence to conclude that the percentage of adults who approve of labor unions has decreased since 1963.