Answer:
No; the study is based on a volunteer sample, which may be very different from a randomly selected one.
Explanation
Her plan cannot be effective because she could base her own judgenent on samples that was randomly selected for consideration.
Answer:
all of the answers are correct i found it on oddesyware it is correct
Explanation:
Answer:
the answer to your question is 2
Explanation:
10-13 years normally.
Hope this helps, and good luck!
