Q chap 7: control of micrc Aplia:Stu quizctx-joellevy-0009&quiz; action takeQuiz
ID: 3320189 • Letter: Q
Question
Q chap 7: control of micrc Aplia:Stu quizctx-joellevy-0009&quiz; action takeQuiz&quiz;_probGuid-QNAPCOA801010000003baec9400b00008ck-m rrelation and Regression - Supplemental Materials Due Monday 12.11.17 at 12:45 ded Assignment | Read Chapter 14 | Back to Assignment Attempts: Keep the Highest: /4 AaAa 7. Other correlation coefficients For each pair of X and Y variables, decide which correlation coefficient to compute. Assume that the relationship between X and Y is linear. Pearson Spearman Point-biserial Phi After observing their behavior at a playground for a week, a psychologist ranks 15 boys for aggressiveness. x the boy's count of aggressive symptoms from a psychopathological screening test, and Y the aggressiveness rank the psychologist assigns to the boy whether a person is a smoker, and Y whether the person has been promoted at work during the past 5 years X = whether a state bans talking on a cell phone while operating a motor vehidle, and Y the number of fatal automobile accidents in the state x- a person's life stress score (number of threatening activities over the past 3 months), and Y the person's number of chronic health problems. aceExplanation / Answer
1. Correct answer: Option (B) Spearman
2. Correct answer: Option (D) Phi
3. Correct answer: Option (C) Pint-Biserial
4. Correct answer: Option (A) Pearson
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