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Which of the following is not a requirement for using the matched-pairs t procedure?


A) Subjects/experimental units are the same or similar.
B) Data are the difference between two measurements.
C) One-sample t procedures are applied to the differences of the two measurements/observations.
D) Measurements are taken on completely independent subjects.

Correct Answer

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An instructor is teaching two sections of the same basic statistics course.The instructor is giving the same exams,homework assignments,and quizzes in both sections.Which t procedure should be used to determine if there is a difference in the academic performance between the two course sections?


A) One-sample t test
B) Matched-pairs t procedure
C) Two-sample t test
D) None of the above

Correct Answer

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Suppose you have an SRS of size n that is drawn from a population that is Normal with a mean of and a standard deviation of .The one-sample t statistic will have what distribution?


A) Normal
B) t
C) F
D) Uniform

Correct Answer

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