Question: A study that is valid and reliable: a. measures what it is supposed to measure and produces almost identical results every time. b. is expensive
A study that is valid and reliable:
a. measures what it is supposed to measure and produces almost identical results every time.
b. is expensive to implement and complete.
c. measures subtle differences in the population being studied.
d. is difficult to produce without expert researchers.
e. is called a marketing research study.
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