You want to conduct a survey to determine the types of exercise equipment most used by people at your health club. You plan to base your results on a random sample of 40 members. Which of the following methods will generate a simple random sample of 40 of the members?

You want to conduct a survey to determine the types of exercise equipment most used by people at your health club. You plan to base your results on a random sample of 40 members. Which of the following methods will generate a simple random sample of 40 of the members?



A) Divide the number of members by 40 to get a value k. Choose one of the first kth names on the list, using a random number generator. Then choose every kth name of the list after that name.

B) Get the sign-in lists for each day of the week, Monday through Friday. Randomly choose 8 names from each day for the survey.

C) Randomly pick a morning and survey the first 40 people who come in the door that day.

D) Put each member's name on a slip of paper and randomly select 40 slips.

E) Mail out surveys to every member and use the first 40 that are returned.



Answer: Put each member's name on a slip of paper and randomly select 40 slips


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