QUESTION 8 The data shown in the table below represent a random sample of credit-card and cash purchases. Credit Cash 16.78 23.89 13.89 10.35 15.54 10.76 6.26 18.98 11.36 6.78 12.76 18.32 20.67 18.36 19.16 21.76 8.90 15.64 13.78 9,21 5 points Save Answer Conduct an appropriate test to determine whether the sample evidence suggests that people spend more when using a credit card at the a =01\" level of signicance. Your short answer should clearly state: the null and alternative hypotheses; the test you want to use; discussions of the assumptions that have to be satisfied; and conclusions using the classical approach (identify the critical values and the critical region). In Question 13. you will be asked to submit a .pdf le of the output from the software you used for data analysis to support your short answer. For the toolbar, press ALT+F1O (PC) or ALT+FN+F10 (Mac). B I U 5- Paragraph V Arial V 10pt