. Question 4 ' In 2011, a U.S. Census report determined that 71% of college students work. A researcher thinks this percentage has changed since then. A survey of 110 college students reported that 91 of them work. Is there evidence to support the reasearcher's claim at the 1% significance level? A normal probability plot indicates that the population is normally distributed. a) Determine the null and alternative hypotheses. H\": p Select an answer a [: (Put in the correct symbol and value) b) Determine the test statistic. Round to two decimals. c) Find the p-value. Round to 4 decimals. d) Make a decision. Reject the null hypothesis Fail to reject the null hypothesis e) Write the conclusion. There is not sufficient evidence to support the claim that the percentage of college students who work is different than 71%. There is sufficient evidence to support the claim that the percentage of college students who work is different than 71%. Check