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5. interpret the meaning of each of the following correlation coefcients (you can do so after the examples, or feel free to use your own
5. interpret the meaning of each of the following correlation coefcients (you can do so after the examples, or feel free to use your own language if you could try to stay close to the interpretations provided here): Examples 1. The correlation between 3rd grade reading scores and 6th grade reading scores is 0.8. Interpretation: This is a strong positive correlation. It means that children who have higher reading scores in the 3rd grade are ver: 2. The correlation between 51%;}: hours and reaction time is 0.6. Interpretation: This is a strong negative correlation. It means that people who sleep longer hours tend to have shorter reaction time 3. The correlation between adult height and IQ scores is 0.06. Interpretation: There is practically no correlation between adult heights and IQ scores. It means that tall people are equally likely 1). The correlation between scores on a reading test and an IQ test is 0.78. (2 pts) 2). Ratings of students on good citizenship and on aggressiveness show a correlation of 41.56. (2 pts) 3). The correlation between weight and sociability is 0.02. (2 pts) (1 pt) a. X and Y are closely related b. X and Y are unrelated c. X and Y are perfectly related d. Y is a result ofX Double-click (or enter) to edit v 4. Given r (correlation coefcient)= 0.50 between X and Y, it follows that: (1 pt) a. Smaller X's tend to be associated with smaller Y's b. one-half of the Y values are less than the associated X values c. one-half of the X's are less than the associated Y's d. one's standing on Y is about one-half that of his standing on X 1. The lowest magnitude of correlation shown below is: (1 pt) a. 0.65 b. -0.33 c. -0.85 d. 0.45 Double-click (or enter) to edit 2. Most of the examinees who score below the mean on Test 1 also scored below average in Test 2; the correlation baween the two tests appears to be: (1 pt) :ng b. negative C. near zero d.1 Doubleclick (or enter) to edit
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