At the local college, a study found that students earned an average of 9.1 credit hours per semester. a sample of 96 students was taken. what is the best point estimate for the average number of credit hours per semester for all students at the local college?

The trigonometric ratios sine and secant are reciprocals of each other

The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.

Pleasse me i need an answer. give me the correct answer. answer if you know it ! the club will base its decision about whether to increase the budget for the indoor rock climbing facility on the analysis of its usage. the decision to increase the budget will depend on whether members are using the indoor facility at least two times a week. use the best measure of center for both data sets to determine whether the club should increase the budget. assume there are four weeks in a month. if you think the data is inconclusive, explain why.