Question

Which of these is an example of random sampling?

A.
A few fans asked the host to play their favorite song.
B.
Seven people from the first row are randomly selected and asked whether they are enjoying the event.
C.
Four people are randomly selected from the crowd to perform in an event.
D.
The event manager picked a person from the last row to help host the event.

Answer 1

C

An example of a simple random sample would be the names of 25 employees being chosen out of a hat from a company of 250 employees. In this case, the population is all 250 employees, and the sample is random because each employee has an equal chance of being chosen.

Answer 2

C.

Four people are randomly selected from the crowd to perform in an event.

Explanation: