STA10003: According to a web advertising company, the impact of pop-up ads depends on age. A random sample of 60 web surfers: Foundations of Statistics Assignment, SUT, Malaysia

• According to a web advertising company, the impact of pop-up ads depends on age. A random sample of 60 web surfers is asked if they remember a specific internet ad. The age of each respondent is recorded as ‘teenager’, ‘young adult’, or ‘over 30’. What analysis would you use to test the hypothesis that teenagers are more likely to remember the pop-up ad than young adults or people over 30?

A. Binomial test
B. One-sample t-test
C. Independent Samples t-test
D. Paired Samples t-test
E. Cross-tabulation / Chi-square test
F. Pearson’s r / Regression

• Jane, who works for Universal Bank, wants to know which credit card to recommend to her customers. She believes that VIZER credit card customers probably get more bonus points than customers of Australian Express credit cards. She records the number of bonus points awarded to a random sample of customers of each card. What analysis would you use to test the hypothesis that VIZER credit card customers get more bonus points than customers of Australian Express credit cards?

A. Binomial test
B. One-sample t-test
C. Independent Samples t-test
D. Paired Samples t-test
E. Cross-tabulation / Chi-square test
F. Pearson’s r / Regression

Answer

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