13, What is the critical value z* needed to construct a 99% confidence interval?

14, Which expression is equal to log(x / (yz)) ?

15, Jim calculates he has a 15% chance of throwing a ringer every time he pitches horseshoes. What is the probability he gets his first ringer on the 3rd toss?

17, A data set consists of the following ordered pairs:

{(1, 17), (3, 13), (4, 11), (7, 5), (8, 3)}

What is the equation of the linear regression model?

32, An automobile battery manufacturer claims their batteries have an average life of 5 years with a standard deviation of 1.3 years. Assuming battery life is normally distributed, what is the probability a random sample of 25 batteries has an average life between 4.7 and 5.5 years?