Identify the correct type of t-test to use in the following situations. Choose from a 1-sample, 2- sample, or matched pairs t-test.
a) You interview 500 female students and ask each about the average number of minutes they spend using the internet each day.
b) You interview a sample of 250 unmarried male students and 250 unmarried female students and ask each about the average number of minutes they spend using the internet each day.
c) You interview 200 female students in their freshman year and again in their senior year and ask each about the average number of minutes they spend using the Internet each day.
a) You interview 500 female students and ask each about the average number of minutes they spend using the internet each day. 1-sample
b) You interview a sample of 250 unmarried male students and 250 unmarried female students and ask each about the average number of minutes they spend using the internet each day.2-sample ( as here two independent groups)
c) You interview 200 female students in their freshman year and again in their senior year and ask each about the average number of minutes they spend using the Internet each day.matched pairs t-test.(as here same group when they are freshers and when they become senior)
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