Interpret the value that you calculated in question 30 (i.e., the ratio of the case fatality rate in men versus women) in words.

The case fatality rate from influenza among women is %.  Express this as a percentage.

What type of study is this?

The outcome in this study is .

The proportionate mortality rate due to influenza is %.  Be sure to express this as a percentage.

Interpret in words the measure of association that you calculated in question 39. 

Calculate the appropriate measure of association for this study. 

The case fatality rate from influenza is %. Express this as a percentage.

Use a ratio to compare the case fatality rates of men (in the numerator) to women (in the denominator).  The ratio of the case fatality rate in men to women is .

Monroe County Public Schools conducts vision screening in all second graders. There are 500 second graders in the county. After screening and follow-up, there were 75 children who needed glasses for a refractive error (either nearsightedness, far-sightedness or astigmatism).  15% () represents: