Suppose a researcher measures a behavior in a research sample, then repeats data collection to see if the results are the same. If the data provided by each person is very similar on the two occasions, the measurement shows
a. reliability.
b. validity.
c. generalizability.
d. low nonsampling error.
Question 2
If you wanted to measure the level of people's happiness, you could create an inventory to assess happiness. Your data would be imperfect because your inventory would not be perfectly valid, leading to
a. nonsampling error.
b. reduction in convergent validity.
c. reduction in reliability
d. measurement error.