Question: An industry study was recently conducted in which the sample correlation between units sold and marketing expenses was 0.55. The sample size for the study

An industry study was recently conducted in which the sample correlation between units sold and marketing expenses was 0.55. The sample size for the study included 15 companies. Based on the sample results, test to determine whether there is a significant positive correlation between these two variables. Use a = 0.05. Click the icon to view the t-distribution table. What are the appropriate null and alternative hypotheses to test for a positive correlation? O A. Ho: p#0 OB. Ho: pzo HA: P = 0 HA: P o OF. Hoipso HA: PSO HA: P >0 Calculate the t-test statistic for correlation. t= (Round to four decimal places as needed.) Determine the critical value(s) for the rejection region for the test statistic t. Select the correct choice below and fill in the answer box to complete your choice. (Round to four decimal places as needed.) O A to.025 = + O B. to.05 = - O C. to.05 = Click to select your answer(s). ? MacBook Pro

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