Question

a study followed 22,000 men over a decade to assess the effects of weight training on cardiovascular health. findings indicated that men that dont weight train have a 70% higher risk of heart attacks compared to those who do. what constitutes the sample in this study? all men globally. the 22,000 men involved in the study. men in weight training gyms worldwide. the 70% of men who had heart attacks.

Explanation:

In a study, the sample is the group of subjects actually observed or measured. Here, 22,000 men were followed, so they are the sample.

Answer:

B. The 22,000 men involved in the study.