Find the critical value z,, /> that corresponds to the confidence level 94%. Za/2 - (Round to two decimal places as needed.)Find the critical value z. / that corresponds to the given confidence level. 94% Za/2 (Round to two decimal places as needed.Claim: Fewer than 97% of adults have a cell phone. In a reputable poll of 1210 adults, 88% said that they have a cell phone. Find the value of the test statistic. The value of the test statistic is (Round to two decimal places as needed.)