Which of the following sampling methods is recommended when a researcher finds it difficult to obtain a list of the individuals in a population?
a. cluster sampling
b. stratified random sampling
c. simple random sampling
d. purposive sampling
e. none of these would be recommended in such a situation
Question 2
An advantage of a closed-ended question is that
a. it is easy to code for later data analysis.
b. respondents to such an item are not likely to be susceptible to social desirability bias.
c. it allows for a great amount of diverse detail from each respondent.
d. they have higher validity levels than do open-ended questions.
A killer whale plays with a ball of ice, soon after a researcher had thrown a snowball at the whale.
Research Methods
Patient Teaching Methods Cont.
viable surface sampling using contact plates
Research Methods
Bacterial growth methods