A school nurse determines to conduct a descriptive study of the health needs of the students in the school. Therefore the nurse would:
A. Break the students into two groups, the healthy and the unhealthy, teach courses on healthy lifestyles, and then measure any changes.
B. Break the students into two randomly chosen groups, teach healthy lifestyles to all students, and then determine learning through a posttest.
C. Break the students into two randomly chosen groups, teach healthy lifestyles to one group, and then determine differences in knowledge between the two groups.
D. Screen each student and look for patterns in the findings related to health problems needing attention.
Question 2
Prevalence figures are especially helpful for what purposes? Select all that apply.
A. Can help evaluate treatments that prolong life.
B. Directly measure new illnesses in a population.
C. Help assess risks associated with particular illnesses.
D. Help determine health care personnel needs.
E. Represent new cases of an illness in a population.
F. Useful for planning health care services and facilities.
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