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В. spent for studying. To analyze this puzzling possibility, a student took a random sample of 7 students who had enrolled in a statistics class, previous semester. He asked each to repert his or her marks in the course and the total number of hours spent studying. The marks that a particular student obtains in an examination may depend on the hours The data are as follows. 63 86 51 78 65 90 49 Hours Spent Studying 42 47 26 44 32 48 27 Marks Obtained i. Calculate the coefficient of correlation. ii. Calculate the coefficient of determination. ii. Determine the Regression line. iv. What do the statistics calculated above tell you about the relationship between marks and study time?

В. spent for studying. To analyze this puzzling possibility, a student took a random sample of 7 students who had enrolled in a statistics class, previous semester. He asked each to repert his or her marks in the course and the total number of hours spent studying. The marks that a particular student obtains in an examination may depend on the hours The data are as follows. 63 86 51 78 65 90 49 Hours Spent Studying 42 47 26 44 32 48 27 Marks Obtained i. Calculate the coefficient of correlation. ii. Calculate the coefficient of determination. ii. Determine the Regression line. iv. What do the statistics calculated above tell you about the relationship between marks and study time?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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В. spent for studying. To analyze this puzzling possibility, a student took a random sample of 7 students who had enrolled in a statistics class, previous semester. He asked each to report his or her marks in the course and the total number of hours spent studying. The marks that a particular student obtains in an examination may depend on the hours The data are as follows. Marks Obtained 63 86 51 78 65 90 49 Hours Spent Studying 42 47 26 44 32 48 27 i. Calculate the coefficient of correlation. ii. Calculate the coefficient of determination. Determine the Regression line. What do the statistics calculated above tell you about the relationship between marks and study time? iii. iv.
Transcribed Image Text:В. spent for studying. To analyze this puzzling possibility, a student took a random sample of 7 students who had enrolled in a statistics class, previous semester. He asked each to report his or her marks in the course and the total number of hours spent studying. The marks that a particular student obtains in an examination may depend on the hours The data are as follows. Marks Obtained 63 86 51 78 65 90 49 Hours Spent Studying 42 47 26 44 32 48 27 i. Calculate the coefficient of correlation. ii. Calculate the coefficient of determination. Determine the Regression line. What do the statistics calculated above tell you about the relationship between marks and study time? iii. iv.
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