Question

If you were to randomly survey 50 people at 20 random locations across the country (such as parks, malls, restaurants, etc.), would this be a random sample? Why or why not?

Answer 1

Guy above me is correct

Explanation:

Answer 2

Yes, it is a valid random sample for if I were to randomly survey 50 people from the phone books of 20 randomly chosen cities.

Explanation:

Because a random sample, means, the following: a subset of a statistical population in which each member of the subset has an equal probability of being chosen. And the randomly survey 50 people from the phone books of 20 randomly chosen cities matches this meaning.