Random Sampling Flashcards
1
Q
What is the main purpose of random sampling
A
Everone has an equal chance of being selected
2
Q
What is the first step of this
A
Select the target audience
3
Q
What’s the second step
A
Make a list of everyone in the target population
4
Q
What’s the third step
A
Give participant a different number generator
5
Q
What’s the 4th step
A
Cross check the numbers selected with list of target population
6
Q
What’s the 5th step
A
Ask if they want to participate
7
Q
What’s the 6th step
A
Pull numbers from a hat
8
Q
What are 2 strengths of random sampling
A
Fair
Not biased
9
Q
What’s the weakness of random sampling
A
Bias because of subgroups which are over and under represented in sample
