Mathematics

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Yesterday, 18:08

You plan to survey people to see what percent own their home and what percent rent. Which survey is most likely to give you a random sample?

You mail a survey to every 20th person in the telephone book.

You mail a survey to every 10th address from a list of retirement community addresses.

You interview people outside a pool supply store in the suburbs.

You interview people in the street near an apartment complex.