Mathematics, 01.03.2020 01:54 smmailloux4966
ACT mathematics score for a particular year are normally distributed with a mean of 27 and a standard deviation of 2 points.
Part A: What is the probability that a randomly selected score is greater than 29 points?
Part B: What percentage of students scores are between 31 and 23?
Part C: A student who scores 31 is in the _ percentile.
I have to solve using the empirical rule
Can somebody help me please? These are really complicated
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