According to the National Health Survey, the weights of individuals are normally distributed. Men have an average weight of 172 pounds, with a standard deviation of 29 pounds. Suppose we select 64 male students from Math 203. Find the sample standard deviation for this sample. Give your answer to three decimal points.

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.

At a little-known vacation spot, taxi fares are a bargain. a 49-mile taxi ride takes 63 minutes and costs $44.10. you want to find the cost of a 37-minute taxi ride. what unit price do you need?