Question: Based on data from ACT in 2008 the average science

Based on data from ACT in 2008, the average science reasoning test score was 20.8, with a standard deviation of 4.6. Assuming that the scores are normally distributed,
a. find the probability that a randomly selected student has a science reasoning ACT score of least 25.
b. find the probability that a randomly selected student has a science reasoning ACT score between 20 and 26.
c. find the probability that a randomly selected student has a science reasoning ACT score less than i6.

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  • CreatedAugust 28, 2015
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