Fred's level of activity is best described as very high and vigorous because he trains hard most days of the week when he's not working or studying. what percentage of americans meet the physical activity guidelines set by the government?

5% of Americans meet the physical activity guidelines set by the government.

Explanation:

Only 5% of Americans meet the physical activity guidelines set by the government. To increase this number, the government has designed different plans and set guidelines according to the different ages to persuade a more active and healthy lifestyle in America.

the psychologist would claim that the research results were significant.