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.
I think it’s B
Hope that helped XD
<u>Just a few tips would include:</u>
-Set reasonable goals
-Stay dedicated
-Divide your goals up and conquer a little bit at a time until you accomplish it
-Find somebody that can keep you accountable
-Plan for setbacks and how to handle them
-Think of some things needed to get there
-Make your goal S.M.A.R.T.
Specific
Measurable
Attainable
Realistic
Time frame oriented
I hope this helped! Have an amazing day :)
never would be but if it does occur it would be rarely