In a sample of 850 adults, it was found that 47% are registered to vote in their state. Use a 0.05 significance level to test the claim that less than 50% of all adults are registered to vote in their state. a. Find the test statistic. b. Find the critical value. c. Find the p-value. d. What is the conclusion about the null hypothesis (reject or fail to reject)? e. What is the final conclusion in nontechnical terms