Which of the following data sets is most likely to be normally distributed? For the other choices, explain why you believe they would not follow a normal distribution.

a) The dates of 100 dimes taken from the cash register drawer of a grocery store

b) The annual salaries of all employees of a large department store chain

c) The heights of a random sample of 50 American twenty-five year olds, 25 men and 25 women

d) The ratio of the arm span (measurement of the length from one end of an individual’s arms, measured at the fingertips, to the other when raised parallel to the ground at shoulder height at a 180o angle 34) to the height of a random sample of technical college freshmen.

Thank you!

Amanda