How many american adults are now either overweight or obese?

160 million Americans are either obese or overweight.

Explanation:

American men and more than 60% of women are obese or overweight.

An estimated 160 million Americans are either obese or overweight. Nearly three-quarters of American men and more than 60% of women are obese or overweight.

Explanation:

answer; i believe the correct answer is (4) flip a coin as each participant arrives,heads indicates assignment to the first group: tails indicates assignment to the second group;

answer; negative punishment;