Q: Which equation correctly represents the original IQ formula used in early intelligence testing?

$$IQ = \frac{Mental\ Age}{Chronological\ Age} \times 100$$

Question 1

Which of the following best describes intelligence as a construct in psychological science?

Accepted Answer

Intelligence is a construct inferred from behavior and operationalized through testing.

Question 2

The Stanford-Binet test primarily measures which aspect of intelligence?

Accepted Answer

Ability to think, understand, reason, and adapt.

Question 3

What does the deviation IQ formula used in the Wechsler Adult Intelligence Scale (WAIS) represent?

Accepted Answer

IQ = (Test Score / Average Score for Age Group) × 100

Question 4

Which of the following is a major problem with intelligence testing highlighted in the lecture?

Accepted Answer

Stereotype threat can affect test performance.

Question 5

According to Spearman, what is the 'g' factor?

Accepted Answer

General intelligence factor correlated with various abilities.

Question 6

Thurstone’s theory of intelligence proposes:

Accepted Answer

Intelligence consists of several distinct factors such as word fluency and reasoning.

Question 7

Which equation correctly represents the original IQ formula used in early intelligence testing?

Accepted Answer

$$IQ = \frac{Mental\ Age}{Chronological\ Age} 	imes 100$$

Question 8

Gardner’s theory of multiple intelligences includes which of the following types?

Accepted Answer

Verbal, logical/mathematical, visual/spatial, bodily/kinesthetic, musical/rhythmical, interpersonal, intrapersonal, naturalist, existential.

Question 9

Which of the following best describes fluid intelligence?

Accepted Answer

Ability to solve new problems and think logically in novel situations.

Question 10

A student is told that people of their ethnicity perform poorly on intelligence tests. According to the concept of stereotype threat, what is a likely outcome?

Accepted Answer

The student may perform worse due to anxiety and focus on their own performance.

Question 11

Which of the following is NOT considered a biological factor influencing intelligence?

Accepted Answer

Socioeconomic status.

Question 12

Environmental factors that can influence intelligence include:

Accepted Answer

Birth order, socioeconomic status, nutrition, education.

Question 13

Which of the following statements about individualized learning styles is supported by research?

Accepted Answer

Interest and encoding style matter more than modality.

Question 14

A psychologist wants to measure the heritability of intelligence. Which method would be most appropriate?

Accepted Answer

Comparing IQ scores of adopted children to their biological and adoptive parents.

Question 15

Which of the following is a valid criticism of intelligence testing?

Accepted Answer

Language bias can affect test results.

Question 16

If a child has a mental age of 10 and a chronological age of 8, what is their IQ using the original formula?

Accepted Answer

$$IQ = \frac{10}{8} 	imes 100 = 125$$

Question 17

Which of the following best describes crystallized intelligence?

Accepted Answer

Ability to use learned knowledge and experience.

Question 18

Which historical event is associated with negative consequences of intelligence testing?

Accepted Answer

The Sexual Sterilization Act (1928, Alberta) and eugenics.

Question 19

Which of the following is a component of the Wechsler Adult Intelligence Scale (WAIS)?

Accepted Answer

General ability index and cognitive proficiency index.

Intelligence Testing: Measurement, Types, and Influences

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