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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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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​

User Alter Hu
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1 Answer

6 votes

Answer:

the answer is B five

Explanation:

three hundred and seven minus three hundred and twelve

User Obaskly
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