Situations 1. call every 15th phone number on every 5th page of the phone book 2
ID: 3201416 • Letter: S
Question
Situations
1. call every 15th phone number on every 5th page of the phone book
2. divide the population by age and select 5 people from each age
3. number every name on a list and use a random number generator to select the first 50 numbers
4. dividing by population by voting precinct, and sampling everyone in the precints selected
5. asking your 20 closest friends Sampling Method Cluster Stratified Systematic Convenience Simple Random
Sampling Methods
A. Clustered
B. Stratified
C. systematic
D. Convenience
E. Simple random
Explanation / Answer
1. call every 15th phone number on every 5th page of the phone book
This is systematic sampling, as it follows a generic rule.
2. divide the population by age and select 5 people from each age
It is a stratified sample, as they are divided into strata and then sampled.
3. number every name on a list and use a random number generator to select the first 50 numbers
Simple randon, as they are selected at random
4. dividing by population by voting precinct, and sampling everyone in the precints selected
cluster sample
5. asking your 20 closest friends
Convenience sampling, as you are sampling as per your convineince