Textbook ExpertVerified Tutor
18 Nov 2021
Given information
Here, the mean of the given distribution (μx)=8 minutes; the sample size(n)=60; The distribution of X is exponential.
Step-by-step explanation
Step 1.
Although X has an exponential distribution, according to the central limit theorem, for large sample sizes, the distribution of the sample mean tends to have a normal distribution regardless of the shape of the underlying distribution.
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