13. A 21-year old college student submits a photo to the website "Guess My Age". At a later date he checks back and thousands of users have made guesses about his age. Of the following, which is the best procedure to investigate whether there is convincing statistical evidence that, on average, he is perceived to be less than 21 years old? (A) One sample t-test for a mean (B) One sample z-test for a proportion (C) Matched-pairs t-test for a mean difference (D) Two-sample t-test for the difference between two means (E) A chi-square test of association

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
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13. A 21-year old college student submits a photo to the website "Guess My
Age". At a later date he checks back and thousands of users have made
guesses about his age. Of the following, which is the best procedure to
investigate whether there is convincing statistical evidence that, on average, he
is perceived to be less than 21 years old?
(A) One sample t-test for a mean
(B) One sample z-test for a proportion
(C) Matched-pairs t-test for a mean difference
(D) Two-sample t-test for the difference between two means
(E) A chi-square test of association
Transcribed Image Text:13. A 21-year old college student submits a photo to the website "Guess My Age". At a later date he checks back and thousands of users have made guesses about his age. Of the following, which is the best procedure to investigate whether there is convincing statistical evidence that, on average, he is perceived to be less than 21 years old? (A) One sample t-test for a mean (B) One sample z-test for a proportion (C) Matched-pairs t-test for a mean difference (D) Two-sample t-test for the difference between two means (E) A chi-square test of association
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