Binet believed that human intelligence was expressed through
a. socioeconomic status and level of education.
b. positive self concept and gender.
c. judgment, attention, and reasoning.
d. ethnicity and socioeconomic status.
The type of correlation coefficient used to correlate a dichotomous variable (two categories) and a continuous variable is called
a. Spearman's rho.
b. the point biserial correlation.
c. the phi coefficient.
d. multivariate analysis.
Which of the following is part of Binet's definition of intelligence?
a. memory function
b. the level of quantitative skills
c. self-criticism
d. the ability to carry on abstract thinking
Which of the following describes the relationship between two artificially dichotomous variables?
a. tetrachoric correlation
b. factor analysis
c. discriminant analysis
d. multiple regression
The finding that a correlation exists between scores on all standardized intelligence tests and ____ has been a problem in defining intelligence.
a. gender
b. profession
c. chronological age
d. socioeconomic status
Which of the following is used to describe the relationship between two dichotomous variables, at least one of which is a true dichotomy?
a. tetrachoric correlation
b. phi coefficient
c. point biserial correlation
d. Spearman's rho
What is the oldest approach to investigating human intelligence?
a. information-processing
b. psychometric
c. cognitive
d. psychophysics
Which of the following describes the relationship between a true dichotomous variable and a continuous variable?
a. Spearman's rho
b. point biserial correlation
c. Pearson product-moment
d. the phi coefficient
In research investigating human intelligence, focusing on how humans adapt to real-world demands is called a ____ approach.
a. information-processing
b. psychometric
c. cognitive
d. psychophysics
In order to determine the relationship between sex of subject and income level, one would use the
a. phi coefficient.
b. point biserial correlation.
c. Spearman's rho.
d. Pearson r.