The results of a standardized test are normally distributed. The mean test score is 312. Of the scores, 16% are under 307. What is the standard deviation? A: 10 B:5

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asked Jun 17, 2023 115k views

15 votes

The results of a standardized test are normally distributed. The mean test score is 312. Of the scores, 16% are under 307. What is the standard deviation?

A: 10

B:5

Mathematics
high-school

Alter Hu asked

by Alter Hu

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6 votes

Answer:

the answer is B five

Explanation:

three hundred and seven minus three hundred and twelve

Obaskly answered Jun 23, 2023

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