Answer:
i really dont know cause i nwed help too
Answer:
1. Cluster sampling
2. When finding a fair sample
3. Simple random sampling
Answer:
Step-by-step explanation:
opposite
Answer:
21 plays a sport and takes a foreign language.
17 takes a language and does not play a sport.
12 play a sport and don't take language.
4 student don't do either
Step-by-step explanation:
Answer:
x>2
Step-by-step explanation:
Longer than two hours is >.