=+into two groups. Each subject took an IQ test. One group had to check email and respond
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=+into two groups. Each subject took an IQ test. One group had to check email and respond to instant messages while taking the test while the second group took the test without any distraction. The distracted group had an average score that was 10 points lower than the average for the control group. Explain why it is important that the researchers created the two experimental groups in this study by using random assignment.
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Statistics The Exploration And Analysis Of Data
ISBN: 9781111804138
6th Edition
Authors: John M Scheb, Jay Devore, Roxy Peck
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