Scores on the Gilliam Autism Rating Scale (GARS) are normally distributed with a mean of 100 and
Question:
Scores on the Gilliam Autism Rating Scale (GARS) are normally distributed with a mean of 100 and a standard deviation of 15. A sample of 64 GARS scores is randomly selected and the sample mean is computed.
a. Describe the distribution of such sample means.
b. What is the mean of all such sample means?
c. What is the standard deviation of all such sample means?
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a The distribution of sample means also known as the sampling distribution of the sample mean is als...View the full answer
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Related Book For 
Mathematical Interest Theory
ISBN: 9781470465681
3rd Edition
Authors: Leslie Jane, James Daniel, Federer Vaaler
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