# Question: A simple random sample of size n 36 is

A simple random sample of size n = 36 is obtained from a population with µ = 64 and σ = 18.

(a) Describe the sampling distribution of x̄.

(b) What is P(x̄ < 62.6)?

(c) What is P(x̄ ≥ 68.7)?

(d) What is P(59.8 < x̄ < 65.9)?

(a) Describe the sampling distribution of x̄.

(b) What is P(x̄ < 62.6)?

(c) What is P(x̄ ≥ 68.7)?

(d) What is P(59.8 < x̄ < 65.9)?

## Answer to relevant Questions

A simple random sample of size n = 12 is obtained from a population with µ = 64 and σ = 17. (a) What must be true regarding the distribution of the population in order to use the normal model to compute probabilities ...The most famous geyser in the world, Old Faithful in Yellowstone National Park, has a mean time between eruptions of 85 minutes. If the interval of time between eruptions is normally distributed with standard deviation 21.25 ...The amount of time Americans spend watching television is closely monitored by ﬁrms such as A. C. Nielsen because this helps to determine advertising pricing for commercials. (a) Do you think the variable “weekly time ...n = 500, p = 0.4 According to a study done by the Gallup organization, the proportion of Americans who are satisﬁed with the way things are going in their lives is 0.82. (b) In the sample obtained in part (a), what is the probability the ...Post your question