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A company is investigating the length of videos posted on two different social media sites. The summary statistics of the sample are shown below: Sample size Mean (second) Sample standard deviation (second) 83 7.91 Social media A 35 Social media 40 B 80 8.45 The company claims that there is no difference between the length of videos posted on the two social media sites. By selecting the appropriate hypothesis test, compute the p- value. (Difference: mean Social media A - mean Social media B.) (3 d.p.)

A company is investigating the length of videos posted on two different social media sites. The summary statistics of the sample are shown below: Sample size Mean (second) Sample standard deviation (second) 83 7.91 Social media A 35 Social media 40 B 80 8.45 The company claims that there is no difference between the length of videos posted on the two social media sites. By selecting the appropriate hypothesis test, compute the p- value. (Difference: mean Social media A - mean Social media B.) (3 d.p.)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 3GP
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A company is investigating the length of videos posted on two different social media sites. The summary statistics of the sample are shown below: Sample standard Sample size Mean (second) deviation (second) 83 7.91 Social media A 35 Social media 40 B 80 8.45 The company claims that there is no difference between the length of videos posted on the two social media sites. By selecting the appropriate hypothesis test, compute the p- value. (Difference: mean Social media A - mean Social media B.) (3 d.p.)
Transcribed Image Text:A company is investigating the length of videos posted on two different social media sites. The summary statistics of the sample are shown below: Sample standard Sample size Mean (second) deviation (second) 83 7.91 Social media A 35 Social media 40 B 80 8.45 The company claims that there is no difference between the length of videos posted on the two social media sites. By selecting the appropriate hypothesis test, compute the p- value. (Difference: mean Social media A - mean Social media B.) (3 d.p.)
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