question archive Lab 18 Independent Vs
Lab 18 Independent Vs
Subject:StatisticsPrice: Bought3
Lab 18 Independent Vs. Matched Pa irs Score: 0/52 UM answered Progresssaved Done (E! 115' 0 Question 2 1r < ) 80:13pm 05 83 ®Details I'll! Do people tend to spend money differently when using a credit card compared to cash? The following data shows a random sample of credit card purchases and a random sample of cash purchases. mus-J1 30.42 23.19 23.14 24.31 25.17 24 @1323 23.27 22.28 25.95 24.46 24.72 33 Is there evidence to conclude that people spend money differently when using a credit card compared to cash? Use the a = 0.04 level. a. State the null and alternative hypotheses. Human—
Lab 18 Independent Vs. Matched Pairs Score: OISZ UM answered Progress saved Done? E3 \l?' . _1__ 0 Question 2 v < > E 0(13 pts '0 5 3 3 (D Details i spend money differently when 1 compared to cash? The following lom sample of credit card 'andom sample of cash purchases. ).42 28.19 23.14 24.31 25.17 24.46 25.75 27.71 3.27 22.28 25.95 24.46 24.72 33.88 19.88 14.83 to conclude that people spend when using a credit card compared it = 0.04 level. II and alternative hypotheses. in.— Emin— ical value and sketch the rejection
b. Find the critical value and sketch the rejection region. Sketch of Rejection Region: 6-2-1012 '0'.» 4-240123 Cl Critical value(s]: S (If there are two critical values, list both values separated by a comma) c. Find the test statistic. E d. Find the p-value. E e. Decide:
f. Conclusion: At a = 0.04 significance level, there r enough evidence to conclude that peOple spend money differently when using a credit card compared to cash.
