The cost of a wedding has skyrocketed in recent years. As a result, many couples are opting to have their weddings in the Caribbean. A Caribbean vacation resort recently advertised that the cost of a Caribbean wedding was less than $10 000. Listed below is the total cost (in $ thousands) for a sample of eight Caribbean weddings: $10.5 19.2 $10.2 $9.7 $9.7 $10.2 $9.4 $10.4 a. State the null hypothesis and the alternate hypothesis. (Enter the final answers In thousands of dollars.) Ho: U Z 10.000 10.000 b. State the decision rule for 0.05 significance level. (Negative answer should be Indicated by a minus sign. Round the final answer to 3 decimal places.) Reject Ho if to -1.895 c. Compute the value of the test statistic. (Negative answer should be Indicated by a minus sign. Round the final answer to 3 decimal places.) Value of the test statistic -0.530 d. At the 0.05 significance level, is it reasonable to conclude the mean wedding cost is less than $10,000 as advertised? Do not reject Ho. There is not enough @ evidence to conclude that the cost is less than $10,000