51. A researcher finds that the more a song is played on the radio, the greater the liking for the song. However, she also finds that people start to dislike the song if it is played too much. In the context of relationships between variables, what type of relationship exists between the song being played and its likeness factor?A. positive linear relationshipB. negative linear relationshipC. no relationshipD. curvilinear relationship52. A numerical index of the strength of relationship between variables is called a ________ coefficient.53. Dr. Sears, a psychologist, observes that the more time individuals spend in a department store, the more purchases they tend to make. The research method used in this study is ________ method.54. Which of the following statements is true about third variables?55. Experimental control is best accomplished byA. keeping all extraneous variables constant.B. using a control group as a standard to measure against.C. using careful operational definitions.
D. paying attention to the sensitivities of participants.56. In the context of psychological research, the variable that is considered to be the cause is called the ________ variable.57. In an experiment, a group of participants ate ice cream that was packaged in a red carton and another group of participantsate ice cream of the same flavor packaged in a green carton. Participants were asked to rate the ice cream on a scale of 1 to 5. In this scenario, the independent variable is the58. Identify a true statement about laboratory experiments.
- Summer '19
- Psychology, researcher