Author Question: A snowball sample is a form of cluster sampling in which areas such as census tracts or blocks serve ... (Read 124 times)

erika · **on:** Jun 28, 2018

A snowball sample is a form of cluster sampling in which areas such as census tracts or blocks serve as the primary sampling units.
a. True
b. False
Indicate whether the statement is true or false

Question 2

Programmatic advertising automates the buying and selling of ads.
a. True
b. False
Indicate whether the statement is true or false