Mathematics, 22.09.2021 21:10 baby092000

Question 5 (1 point) A professor wants to determine if the grades in her introductory criminal justice class were higher than the
rest of the school. With a total of 101 students in her class, they had a mean exam grade of 87, and a
standard deviation of 3. She was not able to obtain the standard deviation for the other introductory
classes, but the mean grade of all classes was 74. Which of the following would be the test statistic used,
and what is the correct answer?

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