Section Page Problems 52 287 19 odd 53 297 111 odd 54 303 19
Section Page Problems 5.2 287 1-9, odd 5.3 297 1-11, odd 5.4 303 1-9, odd Section Page Problems 5.2 287 2 5.3 297 2 5.4 303 2, 4 Collect measurements (such as shoe size, height, or age) from ten different people, and answer the following questions. This is a sample but it is not a random sample. Write up your answers and submit them with your homework for grading. Make sure you show all your work. Find the mean, median, and mode for your sample. Find the sample standard deviation of your sample. Why is this not a random sample?
Solution
Mean = 10, SD = 1.5
z(11) = (11-10)/1.5 = 1/(3/2) = 2/3 = .67
