To determine her blood pressureblood pressure, kerikeri divides up her day into three parts: morning, afternoon, and evening. she then measures her blood pressureblood pressure at 22 randomly selected times during each part of the day.
what type of sampling is used?
a. systematic
b. simple random
c. convenience
d. stratified
e. cluster

What angle should your knees not bend past when squatting? a. 30 degrees b. 45 degrees c. 90 degrees d. 120 degrees

Hiv is inactivated in the laboratory after a few minutes of sitting at room temperature, but the flu virus is still active after sitting for several hours. what are the practical consequences of these findings? a) hiv can be transmitted more easily from person to person than the flu virusb) the flu virus can be transmitted more easily from person to person than hivc) this property of hiv makes it more likely to be a pandemic than the flu virusd) disinfecting surfaces is more important to reduce the spread of hiv than the flu

About how many individuals in the us go bankrupt each year due to medical bills?