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1 vote
Mrs. Sung gave a test in her trignonmetry class. The scores were normally distributed with a mean of 85 and a standard deviation of 3.

What percent would you expect to score between 88 and 91? Round answer to the nearest tenth.

1 Answer

6 votes

Answer and explanation:

67% as it's +/- one standard deviation from the mean

User Muthu R
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