Suppose an exercise scientist wants to estimate the proportion of american adults who exercise for 30 minutes three or more times per week. she wants to construct a 90% confidence interval with a margin of error of 1%. what sample size does she need?

Which of the following can refer to the form of exercises that uses free weights, weight machines. resistance bands, or the weight of the body to put stress on the muscles ? (a) strength training(b)weight training(c)resistance training(d) all the above

Once you have come to a decision, you should "go" over it and

Aperson who is overweight is to percent over his or her ideal body weight