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Back Chapter 3 Homework_$22.pdf Page of 1 X Chapter 3 Homework Be sure you show ALL your work. 1. A researcher studying students during the
Back Chapter 3 Homework_$22.pdf Page of 1 X Chapter 3 Homework Be sure you show ALL your work. 1. A researcher studying students during the pandemic was interested in the relationship between total screen time hours per day and general productivity (on a scale from 0 to 100). The scores for six participants are shown below. Research Participant Hours of Screen Time Overall Productivity A 6 35 B 4 55 C 0 87 D 15 22 66 F 72 A) Make a scatterplot of the raw scores. B) Describe in words the general pattern of correlation, if any. C) Calculate the correlation coefficient. 2. Four individuals take a hearing test (high scores mean better hearing) and a balance test (high scores mean better balance). The scores are as follows: Person Hearing Balance A 2 5 B 19 11 D -3 A) Make a scatterplot of the raw scores. B) Describe in words the general pattern of correlation, if any. C) Calculate the correlation coefficient. D) Give 3 logically possible directions of causality, saying for each whether it is a reasonable direction in
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