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Author Question: The SAT scores of students are normally distributed with a mean of 950 and a standard deviation of ... (Read 22 times)

ShannenConnor

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on: Mar 25, 2023

The SAT scores of students are normally distributed with a mean of 950 and a standard deviation of 200.

a.Nancy Bright’s SAT score was 1390.  What percentage of students have scores more than Nancy Bright?
b.What percentage of students score between 1100 and 1200?
c.What are the minimum and the maximum values of the middle 87.4% of the scores?
d.There were 165 students who scored above 1432.  How many students took the SAT?

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Marked as best answer by ShannenConnor on Mar 25, 2023

Spike8502

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Reply #1 on: Mar 25, 2023
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ShannenConnor

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Reply 2 on: Mar 25, 2023
YES! Correct, THANKS for helping me on my review

cdmart10

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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