The national average SAT Score (for Verbal and Math) is 1028. Suppose that nothing is known about the shape of the distribution and that the standard deviation is 100. If a random sample of 200 scores were selected and the sample mean were calculated to be 1050, would you be surprised? Explain.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
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9.
The national average SAT score (for Verbal and Math) is 1028. Suppose that nothing is
known about the shape of the distribution and that the standard deviation is 100. If a
random sample of 200 scores were selected and the sample mean were calculated to be
1050, would you be surprised? Explain.
Transcribed Image Text:9. The national average SAT score (for Verbal and Math) is 1028. Suppose that nothing is known about the shape of the distribution and that the standard deviation is 100. If a random sample of 200 scores were selected and the sample mean were calculated to be 1050, would you be surprised? Explain.
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