Chapter 9

Question 1

artificial intelligence

Answer 1

a

Question 2

construct validity

Answer 2

the extent to which evidence shows that a test measures a particular hypothetical construct

Question 3

content validity

Answer 3

refers to the degree to which the content of a test is representative of the domain it’s supposed to cover.

Question 4

correlational coefficient

Answer 4

a numerical index of the degree of relationship between two variables

Question 5

criterion validity

Answer 5

is estimated by correlating subjects’ scores on a test with their scores on an independent criterion of the trait assessed by the test

Question 6

crystallized intelligence

Answer 6

learned knowledge and skills such as vocabulary that tend to increase with age

Question 7

Downs Sydndrome

Answer 7

Extra 21st Chromosone

Question 8

equivalent form reliability

Answer 8

the consistency of measurement based on the correlation between scores on two similar forms of the same test taken by the same subject.

Question 9

fluid intelligence

Answer 9

those cognitive abilities requiring speed or rapid learning that tend to diminish with adult aging

Question 10

G-factor

Answer 10

general intelligence across all academic domains

Question 11

giftedness

Answer 11

1-2% of population. IQ of 135+

Question 12

hydrocephaly

Answer 12

“water on the brain”

Question 13

intelligence quotient (IQ)

Answer 13

a child’s mental age divided by chronological age, multiplied by 100

Question 14

mental age

Answer 14

indicates that he or she displayed the mental ability typical of a child of that chronological age

Question 15

mental retardation

Answer 15

refers to subaverage general mental ability accompanied by deficiencies in adaptive skills, originating before age 18.

Question 16

multiple intelligence

Answer 16

Gardner developed a theory that features eight different kinds of intelligence including musical, interpersonal, spatial-visual and linguistic intelligences.

Question 17

phenylketonuria

Answer 17

rare condition in which a baby is born without the ability to properly break down an amino acid called phenylalanine.

Question 18

reliability

Answer 18

A statistical measure of a tests consistency, or ability to result in similar scores if given repeatedly.

Question 19

savant syndrome

Answer 19

excel in one particular subject, but slow in everything else.

Question 20

split-half reliability

Answer 20

The correlation coefficient determined by comparing first half of the measurement to the second half. Measure of the internal consistency of a test or measuring device.

Question 21

standardization

Answer 21

refers to the uniform procedures used in the administration and scoring of a test

Question 22

t-score

Answer 22

A group of statistics used to determine if a significance difference exists between the means of two sets of data.

Question 23

test-retest reliability

Answer 23

The correlation coefficient determined by comparing the scores of the same measuring device administered to the same people on two different occasions.

Question 24

triarchic theory of intelligence

Answer 24

Three distinct types of intelligence” analytic, Creative, Practical.

Question 25

validity

Answer 25

refers to the ability of a test to measure what it was designed to measure

Question 26

norm

Answer 26

provide information about where a score on a psychological test ranks in relation to other scores on that test