Question 121 pts
In a _____ relationship, values vary systematically (together)in some way.
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Question 131 pts
In correlational research, you _____.
| manipulate one dependent variable and look for changes in asecond |
| measure two or more dependent variables and look forrelationships between them |
| manipulate only two independent variables |
| typically use two categorical variables |
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Question 141 pts
Dr. Sabrina M. Gotrocks conducts a correlational study of arelationship. She finds that two variables are significantlyrelated. Dr. Gotrocks can safely conclude that the two variablesare _____.
| causally related but the direction of the causality is notclear |
| related in some way, but no causal inference can be made |
| are from the same population |
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Question 151 pts
Correlation research is generally useful _____.
| in the early stages of research to identify variables thatmight be causally related |
| on the days you eat at Taco Bell |
| when you want to establish causal relationships but cannotmanipulate the independent variables |
| when you lack the funds to conduct an experiment |
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Question 161 pts
The main difference between correlational and experimentalresearch is that, in experimental research you _____.
| do not manipulate the independent variables |
| do not manipulate more than two independent variables |
| measure more than one independent variable |
| manipulate independent variables and look for changes in thedependent variable |
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Question 171 pts
Dr. LeBron James-Gotrocks is interested in studying the effectof the number of bystanders present at an emergency and the numberof subjects who help the victim. He varies the number of bystanders(1,3 or 5) and records how many subjects help under each condition.In this example, the number of bystanders is the _____variable.
| correlational Please answer all questions! |
