Homework:Module 2 Lab Assignment

Question 4, 10.1.16-T

Part 2 of 5

HW Score: 94.18%, 94.18 of 100 points

Points: 16 of 20

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Part 1

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.

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Part 1

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? females? (Use a 0.05 level of? significance.)

Let

?1

be the mean daily time spent on the website for male college students and

?2

be the mean daily time spent on the website for female college students. Determine the hypotheses. Choose the correct answer below.

Part 2

Determine the test statistic.

tSTAT=enter your response here

?(Round to two decimal places as? needed.)

p value

Sample times X Daily time spent (in minutes) on the website for 30 males 180 930 45 30 10 5 720 270 60 150 150 150 210 210 180 45 120 240 30 120 30 60 60 150 60 15 45 30 150 120 Daily time spent (in minutes) on the website for 30 females 60 75 15 60 30 180 120 180 210 10 90 60 60 100 210 60 60 60 240 120 30 30 90 120 60 20 180 15 90 50 Print Done