Textbook ExpertVerified Tutor
12 Nov 2021
Given information
Given that,
Step-by-step explanation
Step 1.
X ~ N(60, 9). Suppose that you form random samples of 25 from this distribution. Let X ¯ be the random variable of averages. Let ΣX be the random variable of sums.
We have to find the probability and sketch the graph.
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