The cafeteria chef for a company wants to know about how many of the employees are vegetarians. Which sampling method will result in a sample that is NOT biased?

a) He questions every employee in the advertising department who is exiting a meeting.

b) He obtains a list of employee names and numbers and calls every fifth person on the list.

c) He puts notices in the break rooms asking employees to e-mail him if they are a vegetarian. d) He asks every other employee he sees in the cafeteria for breakfast about food preferences ...

d) He asks every other employee he sees in the cafeteria for breakfast about food preferences ...

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18 July, 04:12

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Roxy · Answer 1

C. He puts a notice in the break rooms asking if they are vegetarian