A company has 500 employees and would like to select a simple random sample of 25 of them for a study.
Of the following, only one fits the definition of a simple random sample. Which one is it?

Question

A company has 500 employees and would like to select a simple random sample of 25 of them for a study. 
 Of the following, only one fits the definition of a simple random sample. Which one is it?

Answer

Randomly choose 25 pages from the employee directory, then choose the first person listed on each of those pages.

Answer

Number the employees from 1 to 500 in alphabetical and choose the first 25 names on the list.

Answer

Number the employees from 1 to 500 in random order and choose the first 25 names on the list.

Answer

Number the employees from 1 to 500 based on seniority and randomly choose one person from the first 20 names on the list, one from the next 20, and so on.

Answer

Randomly choose one person whose last name begins with A, one with B, and so on, omitting X because it's least common.

Crowdly

A company has 500 employees and would like to select a simple random sample of 2...

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