Answer:
3 is the correct answer...
Answer:
a) cluster sampling
Step-by-step explanation:
In cluster sampling method, each member of a population is assigned to one and only one group.This means clusters are formed through probability method usually a simple random sampling.The participants in the clusters are the only one to be surveyed.
In this example, simple random sampling is used to identify 12 home rooms(cluster) where a group of 20 students (participants) in each room is given the survey.
Answer:
10
Step-by-step explanation:
60/5 = 12
12*2=24
2 tickets are $24
Y = 54 if your solving for y