A researcher interested in finding a simple way to estimate intelligence decides to evaluate skull circumference as a possible indicator of intelligence. He finds that the size of an adults skull remains the same from one measurement to the next, but he finds that skull circumference is not a very good predictor of intelligence. In this example, skull circumference as a measure of intelligence is

THINKING AND LANGUAGE

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

A researcher interested in finding a simple way to estimate intelligence decides to evaluate skull circumference as a possible indicator of intelligence. He finds that the size of an adult’s skull remains the same from one measurement to the next, but he finds that skull circumference is not a very good predictor of intelligence. In this example, skull circumference as a measure of intelligence is

A	reliable and valid
B	reliable but not valid
C	valid but not reliable
D	neither reliable nor valid
E	highly correlated with intelligence test scores

Explanation:

Detailed explanation-1: -A researcher interested in finding a simple way to estimate intelligence decides to evaluate skull circumference as a possible indicator of intelligence.

Detailed explanation-2: -The objective test requires the respondent to make a particular response to a structured set of instructions (e.g., true/false, yes/no, or the correct answer). The projective test is given in an ambiguous context in order to afford the respondent an opportunity to impose his or her own interpretation in answering.

Detailed explanation-3: -An aptitude test is used to determine an individual’s abilities, assessing how they are likely to perform in an area in which they have no prior training or knowledge.

Detailed explanation-4: -An aptitude test is designed to assess what a person is capable of doing or to predict what a person is able to learn or do given the right education and instruction. It represents a person’s level of competency to perform a certain type of task.

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AP PSYCHOLOGY

COGNITION

THINKING AND LANGUAGE