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?

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.