Stats
posted by bobbie .
Consider the following Hypotheses test:
Ho:m>=80
Ha:m<80
A sample of 121 provided a sample mean of 77.3. The population Standard Deviation is known to be 16.5.
A. compute the value of test statistic
B. Determin the p value: and at 93.7% confidence, Test the above hypothesis
C. using the critcal value approach at 93.7 % confidence, test the hypotisis
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