Mathematics, 14.01.2020 04:31 kevinvalencia01

Itook a sample of the grade point averages for students in my class. for 25 students, the standard deviation of grade points was 0.65 and the mean was 2.89. a 95% confidence interval for the average grade point average for all students in my class is:

a. (2.64, 3.14).
c. (2.53, 3.25).
b. (2.62, 3.16).

Answers: 2

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Itook a sample of the grade point averages for students in my class. for 25 students, the standard d...