exam 1 MC

Correlational studies allow us to __________ behavior, whereas experimental studies allow us to __________ behavior.
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Terms in this set (15)
Correlational studies allow us to __________ behavior, whereas experimental studies allow us to __________ behavior.
predict; explain
A measure has construct validity if it
measures what it is intended to measure.
The concept of experimental control means that the experimenter
tries to keep all variables except for the independent variable constant
Madonna wants to examine the effect of a defendant's appearance on judgment of guilt for a crime. She has participants read an identical account of a crime except for the defendant's appearance. A group of high school students receive a description of an attractive defendant while a group of senior citizens receive a description of an unattractive defendant. Both groups are then asked to rate the defendant's guilt on a 7-point scale. A major confound in Madonna's experiment is
the age of the participants.
Kelly Clarkson finds that the correlation between amount of exercise and self-esteem rating is -.40 for women and .25 for men. These results indicate that:
The relationship between exercise and self-esteem is stronger for women than for men.
In studying temperature and swim suit sales, a researcher records the number of swim suits sold on each day and the temperature of each day. The researcher would be most likely to:
correlating temperature with amount of swim suits sold.
A correlation coefficient indicates the ________ and ________ of the relationship between two variables.
direction; strength
Mel finds the relationship between alcohol consumption and reaction time is -.63. However, the relationship between coffee consumption and reaction time is +.52. Mel can conclude
the relationship between alcohol consumption and reaction time is stronger than the relationship between coffee consumption and reaction time.
If we say we have statistically significant results with a correlation, we mean the results are
likely to be due to real correlation of the variables
Jenny reports that individuals who take more vitamins lose more weight. In reality, there is no relationship between amount of vitamins consumed and weight loss. Jenny's claim illustrates a _____ error.
Type I
Which category of research does this study fall under: How can colleges decrease alcohol consumption among students?AppliedWhich category of research does this study fall under: At what age do children learn to write?BasicWhich category of research does this study fall under: How does the brain store memories?BasicWhich category of research does this study fall under: Which strategies are best for coping with stress in college?AppliedWhich category of research does this study fall under: How can cities decrease water usage?Applied