Question

urgent 30 minutes plz help

Suppose a study of n=269 students was conducted asking their weeknight study time. The mean response was 137 min. with an assumed KNOWN standard deviation of 65 min. The hypothesis of interest is whether the mean study time is GREATER than 120 min.

What is the value of the test statistic?

Note: Enter X.XX AT LEAST ONE DIGIT BEFORE THE DECIMAL, TWO AFTER and round up. Thus, 27 is entered as 27.00, 3.5 is entered as 3.50, 0.3750 is entered as 0.38

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Suppose a study of n=269 students was conducted asking their weeknight study time. The mean response was 137 min. with an assumed KNOWN standard deviation of 65 min. The hypothesis of interest is whether the mean study time is GREATER than 120 min.

What is CRITICAL VALUE at alpha=0.01??

Note: Enter X.XX AT LEAST ONE DIGIT BEFORE THE DECIMAL, TWO AFTER and round up. Thus, 27 is entered as 27.00, 3.5 is entered as 3.50, 0.3750 is entered as 0.38

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Suppose a study of n=269 students was conducted asking their weeknight study time. The mean response was 137 min. with an assumed KNOWN standard deviation of 65 min. The hypothesis of interest is whether the mean study time is GREATER than 120 min.

What is the decision with alpha=0.01?

Note: Enter 3 CAPITAL LETTERS:

REJ - Reject H0

FTR - Fail to Reject H0

CBD - Cannot Be Determined

Answer 1