A local college newsletter reported that the average American college student spends one hour (60 minutes) on a social m

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A Local College Newsletter Reported That The Average American College Student Spends One Hour 60 Minutes On A Social M 1 (121.88 KiB) Viewed 27 times

A local college newsletter reported that the average American college student spends one hour (60 minutes) on a social media website daily. But you wonder if there is a difference between males and females. Attached below is a sample of 60 users of the website (30 males and 30 females) and their recorded daily time spent on the website. Complete (a) and (b) below. Click the con la view the simple lines a. Assuming that the variances in the population of times spent on the website per day are equal, is there evidence of a difference in the mean time spent on the website per day between males and femalee? (Use a 0.05 level of significanca.) Lel Hy be the mean daily time spent on the website for male college slicers and be the mean dialy time spent on the website for feruale college students. Determine the hypotheses. Choose the contect answer below. O A. HHH H:H12 06. Hạ Hi - Ma H4 H4 H2 : = OB. Hoy12 H4 H4-12 OD. H. 4,2 H2 Dclcrrinc the Icsl statistic STAT-(Round to two decimal places as needed.) х Sample times Find the p-value ps-value =Round to three decimal places as needed.) Choose the correct conclusion basica Daily time spent (in minutes) on the website for 30 males 180 98000 30 10 5 750 270 80 150 150 150 270 270 150 90 240 40 120 30 60 60 180 60 15 45 20 120 120 Daily time spent in minutes) on the website for 30 females 45 60) 15 45 30 180 90 150 180 10 100 BO 60 120 210 60 60 60 270 120 30 30 90 150 90 15 150 20 180 110 O A. Reject Ho. There is sufficient evidence that the means differ. OB. Do not reject Hy. There is insufficient evidence that the means differ. OC. Reject Hy. There is insufficient evidence that the means cifer. . . , OD. Do not reject H, There is sufficient evidence that the means differ Print Done b. In addition to equal variances, what other assumption is necessary in (al? O A. In addition to equal variances, it must be assumed that the population sizes are equal. B. Inoxidilicar lo expul vaticanos, no cher assumptions rust be made because the sample sizes are large ghn (2.30 for each sampk:) OC. In addilion to equal variances, 2 must be assured that the samples are specifically chosen and mol independently sampled. OD. In addition to equal variances, it must be assured that the sample means are equal.