<span>The term validity indicates the ability of a test to measure what it is actually designed to measure.
</span>The concept of validity was formulated by Kelly in 1927. A test is valid if it measures what it claims to measure (t<span>he quality or state of being valid).</span>
Answer:
a longitudinal study
Explanation:
Hello! A longitudinal study is a type of research design that involves studying and evaluating the same group of people for an extended period of time. It is an extended case study and constitutes a purely qualitative task. By taking a long time, your program can cost a lot of money.
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Answer: Availability
Explanation:
Availability heuristic is a mental method that relies on quick examples that comes to an individuals mind concerning a topic.