Let X represent the full height of a certain species of tree. Assume that X has a normal probability distribution with μ = 104.6 ft and σ = 99.7 ft. You intend to measure a random sample of n = 229 trees. What is the mean of the distribution of sample means?

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next