In an experiment, the researcher _____, in a correlational study, the researcher _____
a. measures two variables; measures a single variable known as the dependent variable
b. measures two variables; measures a single variable known as the independent variable
c. actively tries to make a relationship; observes to see if a relationship exists.
d. observes to see if a relationship exists; actively tries to make a relationship
C
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The constant desire for cocaine, the high cost of the substance, and the need for increased doses to achieve a "high" can cause users to ____
a. be particularly prone to polysubstance use b. work harder to maintain relationships and a career c. start using alcohol in an attempt to control their use d. resort to criminal activities to support their drug habit
Rosch and coworkers conducted an experiment in which participants were shown a category label, like a car or vehicle, and then, after a brief delay, saw a picture. The participants' task was to indicate as rapidly as possible whether the picture was a member of the category. Their results showed
A. the priming effect was most robust for superordinate level categories. B. the priming effect was most robust for basic level categories. C. no measurable priming effect. D. the priming effect was the same for superordinate and basic level categories.
Research participants in psychology studies must give ____________________, meaning that they are told about the experiment—including any potential risks—and then freely agree to participate
FIll in the blank with correct word.
If n1 = n2 and n is relatively large, then the t test is relatively robust against _________
a. violations of the assumptions of homogeneity of variance and normality b. violations of random samples c. traffic violations d. violations by the forces of evil