Mathematics, 11.06.2021 17:30 ybhques7
The scores on a certain test are normally distributed with a mean score of 65 and a standard deviation of 2. What is the probability that a sample of 90 students will have a mean score of at least 65.2108?
Group of answer choices
a) 0.3174
b) 0.3413
c) 0.8413
d) 0.1587
Answers: 2
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The scores on a certain test are normally distributed with a mean score of 65 and a standard deviati...
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