Suppose you are interested in how participants behave in different color conditions. You select 30 participants and assign them to one of three rooms. The rooms differ only with respect to the color of the walls. One room is white, one is pale blue, and a third is bright red. Each participant is served a meal of a hamburger and french fries, and you then measure how long it takes them to finish
eating. What would be the independent variable in this study?
What will be an ideal response?
The color of the room serves as the independent variable.
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Which of the following is NOT true regarding the adjustment of stepchildren?
a. They experience the stepfamily as less cohesive and warm than their original family. b. Their psychological adjustment is similar to that of children from single parent homes. c. Children in stepfamilies tend to have lower psychological well-being than those from single-parent families. d. Stepchildren perform the same academically as those in intact families.
Regression analysis is a correlation-based statistical technique that allows researchers to make predictions about ________ variables based on one or more ________ variables
a. negative; positive c. outcome; predictor b. positive; negative d. predictor; outcome
The "magic number" seven refers to which capacity of shortÂterm memory?
a. time b. iconic c. space d. echoic
The Solomon four-group design cannot demonstrate cause and effect.
Answer the following statement true (T) or false (F)