Let X represent the full height of a certain species of tree. Assume that X has...

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Let X represent the full height of a certain species of tree. Assume that X has...

Let X represent the full height of a certain species of tree. Assume that X has a normal probability distribution with μ = 148.6 ft and σ = 67.9 ft. You intend to measure a random sample of n = 193 trees.

What is the mean of the distribution of sample means? μ ¯ x =

What is the standard deviation of the distribution of sample means (i.e., the standard error in estimating the mean)? (Report answer accurate to 2 decimal places.) σ ¯ x =

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