Stratified Sampling
Cluster Sampling
Sampling of Convenience
Systematic Sampling
Answer:
Stratified Sampling
Step-by-step explanation:
Stratified Sampling is a method of sampling that involves dividing a population into smaller groups. In the problem, one student's parents FROM EACHschool is randomly selected.
also..
I took the test and got 100% correct.
x=3.8×10^5
y=5.9×10^4
work out the value of R in standard form.
Answer:
Step-by-step explanation:
Answer:
approx. 33ft^2
Step-by-step explanation: