Q: According to the formula for IQ developed by William Stern, what is the IQ of a child with a mental age (MA) of 10 and a chronological age (CA) of 8?

$$ IQ = \frac{MA}{CA} \times 100 = \frac{10}{8} \times 100 = 125 $$

Q: A child with a chronological age of 6 and a mental age of 8 would have an IQ of:

$$ IQ = \frac{8}{6} \times 100 = 133 $$

Question 1

Which of the following best describes Charles Spearman's concept of 'g'?

Accepted Answer

A general ability that underlies performance on all cognitive tasks.

Question 2

According to the formula for IQ developed by William Stern, what is the IQ of a child with a mental age (MA) of 10 and a chronological age (CA) of 8?

Accepted Answer

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

Question 3

Which of the following is NOT a criterion for a good intelligence test?

Accepted Answer

Popularity

Question 4

A test consistently yields the same score for an individual over repeated administrations, but does not measure intelligence. This test is:

Accepted Answer

Reliable but not valid

Question 5

Which of the following best illustrates cultural bias in intelligence testing?

Accepted Answer

A test that includes questions about activities common only in urban environments.

Question 6

If a group of children from economically disadvantaged backgrounds are given access to preschool education, what is the expected effect on their IQ scores according to research?

Accepted Answer

Their IQ scores will increase, especially if the intervention occurs at younger ages.

Question 7

Which of the following statements about heritability is TRUE?

Accepted Answer

Heritability estimates apply to groups, not individuals.

Question 8

The Flynn effect refers to:

Accepted Answer

The observed rise in average IQ scores over generations.

Question 9

Which of the following is a limitation of using IQ tests to measure intelligence?

Accepted Answer

IQ tests may not account for cultural differences and can be biased.

Question 10

A child with a chronological age of 6 and a mental age of 8 would have an IQ of:

Accepted Answer

$$ IQ = \frac{8}{6} 	imes 100 = 133 $$

Question 11

Which of the following interventions has been shown to increase children's IQ scores?

Accepted Answer

Interactive reading with parents

Question 12

What is the main purpose of standardization in intelligence testing?

Accepted Answer

To ensure uniform procedures for administering and scoring the test

Question 13

Which of the following is a common stereotype about gifted children?

Accepted Answer

They are either more desirable or less desirable than average children, depending on the stereotype.

Question 14

Which statement best reflects the relationship between genetics and intelligence?

Accepted Answer

Genetics and environment both contribute to intelligence, but their effects can change over time and across groups.

Question 15

A test that is valid but not reliable would:

Accepted Answer

Measure what it is supposed to, but yield inconsistent results.

Question 16

Which of the following is an example of a culture-fair intelligence test?

Accepted Answer

Raven Progressive Matrices

Question 17

If a test is standardized, what does this mean for the scores?

Accepted Answer

Scores can be compared and interpreted across different individuals.

Question 18

Which of the following best explains why identical twins do not always have identical intelligence?

Accepted Answer

Genes can change after conception and environmental factors influence development.

Question 19

Which of the following is a reason why heritability estimates cannot be applied to individuals?

Accepted Answer

Heritability statistics describe differences among groups, not individuals.

Question 20

Which of the following is a real-world implication of the belief that intelligence is changeable?

Accepted Answer

It encourages individuals to pursue learning new skills and not be limited by their current IQ score.

Intelligence: Definitions, Measurement, Influences, and Extremes

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