Question

question 4 of 10
suppose cluster sampling were being used to survey users of a particular
social networking site. 28% of the entire population of the united states uses
this site. based on the table below, which city would be considered the best
cluster to use for this survey?

city	percentage of population that uses site
honolulu	9%
miami	46%
philadelphia	27%

a. philadelphia
b. miami
c. denver
d. honolulu

Explanation:

Step1: Identify target percentage

The U.S. population usage rate is 28%.

Step2: Calculate differences

Denver: $|16\% - 28\%| = 12\%$
Honolulu: $|9\% - 28\%| = 19\%$
Miami: $|46\% - 28\%| = 18\%$
Philadelphia: $|27\% - 28\%| = 1\%$

Step3: Select closest value

The smallest difference is 1% (Philadelphia).

Answer:

A. Philadelphia