Let X represent the full height of a certain specles of tree. Assume that X has a normal probability distribution with u= 7.4 ft and a = 28.2 ft. You intend to measure a random sample ofn 164 trees. What is the mean of the distribution of sample means? What is the standard deviation of the distribution of sample means (1.e., the standard error in estimating the mean)? (Report answer accurate to 2 decimal places.)

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Let X represent the full height of a certain species of tree. Assume that X has a normal probability
distribution with u =
7.4 ft and o = 28.2 ft.
You intend to measure a random sample of n
= 164 trees.
What is the mean of the distribution of sample means?
What is the standard deviation of the distribution of sample means (l.e., the standard error in
estimating the mean)?
(Report answer accurate to 2 decimal places.):
Transcribed Image Text:Let X represent the full height of a certain species of tree. Assume that X has a normal probability distribution with u = 7.4 ft and o = 28.2 ft. You intend to measure a random sample of n = 164 trees. What is the mean of the distribution of sample means? What is the standard deviation of the distribution of sample means (l.e., the standard error in estimating the mean)? (Report answer accurate to 2 decimal places.):
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