Exercise 4

Identify the sampling method. Just the name will suffice.

1. Researchers select every 5th customer who walks into the store to take a survey.

2. Raffle tickets are distributed and collected in a bag, where they are mixed and ten are drawn for prizes.

3. I asked the shoppers near me in the shoe department what size they wear.

4. An IRS auditor randomly selects 25 taxpayers in each filing status (single, head of household, married filing jointly, and married filing separately).