Using a table of random numbers, the sample of 400 subjects was selected from the list of the license numbers of all registered nurses in the state of michigan. each nurse was sent a letter requesting completion of an online survey on workplace bullying. this is an example of what type of sampling method?
a. simple random sampling
b. quota sampling
c. convenience sampling
d. purposive sampling

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