MyOp From previous studies, it is concluded that 77% of Internet users pay bills online. A researcher claims it has decreased and decides to survey 100 adults. Test the researcher's claim at the a - 0.05 significance level. Preliminary: a. Is it safe to assume that n 10. Round your answer to one decimal place. np (1 - p) = Test the claim: a. Express the null and alternative hypotheses in symbolic form for this claim. Ho: 7 3 2 0 b. After surveying 100 adult Americans, the researcher finds that 39 Internet users pay bills online. Compute the test statistic. Round to two decimal places. 2 c. What is the p-value? Round to 4 decimals. P = d. Make a decision based on a = 0.05 significance level. O Reject the null hypothesis. Do not reject the null hypothesis. e. What is the conclusion? There is sufficient evidence to support the claim that 77% of Internet users pay bills online has decreased. There is not sufficient evidence to support the claim that 77% of Internet users pay bills online has decreased