For data that consist of two or more groups of scores with each score a numerical value measuring the same variable, the most common statistics are those that measure and evaluate the mean differences between groups.
a. True
b. False
Indicate whether the statement is true or false
Weber's law can be used to predict
a. the difference between recall and recognition performance.
b. the difference between reaction time and accuracy performance.
c. the relationship between IQ scores and academic performance.
d. the just noticeable difference (jnd).
In general, a correlation obtained from a large sample is more likely to be significant than a correlation obtained from a small sample.
a. True
b. False
Indicate whether the statement is true or false
Early experiments on the speed of neural transmission demonstrated that
a. neural impulses travel at about the speed of light.
b. neural impulses travel faster than the speed of light.
c. neural impulses travel at a relatively slow rate.
d. the speed of neural impulses cannot be determined.
In general, a sample with large variance is more likely to produce a significant result than a sample with small variance.
a. True
b. False
Indicate whether the statement is true or false
Dualism refers to
a. the idea that the mind and body are independent entities.
b. the mind and the brain are one and the same.
c. the idea that thinking consists of memory and information processing.
d. implicit and explicit memory systems.
A Type I error means that the hypothesis test has failed to detect a real treatment effect.
a. True
b. False
Indicate whether the statement is true or false
According to the theory called __________, the body is governed by physical laws but the mind is not.
a. monism
b. dualism
c. pluralism
d. bilingualism
It is always possible that patterns observed in sample data do not accurately represent patterns in the population.
a. True
b. False
Indicate whether the statement is true or false
Which of the following schools rivaled the structuralist school?
a. Gestalt
b. functionalist
c. behaviorist
d. all of these
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