10. Given a normal distribution of tests scores, with X 250 and S 50: (a) What score...

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10. Given a normal distribution of tests scores, with X 250 and S 50:

(a) What score separates the upper 30% of the cases from the lower 70%?

(b) What score is the 70th percentile (P70)?

(c) What score corresponds to the 40th percentile (P40)?

(d) Between what two scores do the central 80% of scores fall?

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Fundamentals Of Statistical Reasoning In Education

ISBN: 9781118425213

4th Edition

Authors: Theodore Coladarci, Casey D. Cobb

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Question Posted: Nov 06, 2024 08:01 AM

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10. Given a normal distribution of tests scores, with X 250 and S 50: (a) What score...

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Fundamentals Of Statistical Reasoning In Education

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