In a recent poll, 1076 randomiy selected aduits were asked whether they approve of labor unions, 62% said yes a. In 1936, about. 64% of adults approved of labot unions. Al the 1%6 significance level, do the data provide sutticient evidence to canclude that the percentage of adults who approve of labor unions has decreased since 1936 ? b. in 1963 , roughly 63% of adults approved of labor unions. At the 1% significance level, do the data provide sufficient evidence to conclude that the percentage of aduits who approve of labor unions has decieased since 1963 ? Click here to view page 1 of the table of areas undes the standard normal curve. Cick here to view page 2 ot the table of aceas under the standard normat cune. a. What are the hypotiveses for the one-proportion z-test? H0:=Ha,p (Typo integers or decimals.).