If an agency has an average rating of 3.7 based on 30 ratings, and they know...
If an agency has an average rating of 3.7 based on 30 ratings, and they know the regional average and standard deviation for similar agencies is 3.5 (mean) and 1.2 (standard deviation), calculate the standard error of the mean.
Homework Answers
Answer:
To find the standard error of the mean, we divide the standard deviation by the square root of the total number of variables.
So, The standard error of the mean= 1.2/(30)1/2= 0.22.
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