Question

a study conducted an experiment with 22,000 women over 10 years to investigate whether a high - stress job leads to heart problems. the study concluded that all women in high - stress jobs are 70% more likely to have a heart attack than women less stressed out by work. identify the sample.
a. all women.
b. the 22,000 women in the study.
c. all women in high - stress jobs.
d. the 70% of women who have a heart attack.

Explanation:

In statistics, a sample is a subset of the population that is studied. Here, the population could be all women, and the 22,000 women in the study are the subset being investigated.

Answer:

B. The 22,000 women in the study