A researcher would like to know whether there is a consistent, predictable relationship between ACT scores and GPA for high school students. A sample of 100 students is obtained from students who took the ACT in their Junior year. Based on the test results and gpa scores, students are classified as high or low for ACT and for GPA. The results are summarized in the following frequency distribution:                                                                         ACT Score                                                             High                      Low                High GPA                            39                          21                          Low GPA                            15                          25                Based on the data, is there a significant relationship between ACT scores and GPA (α = .05). Compute the appropriate measure of association.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 42PFA
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A researcher would like to know whether there is a consistent, predictable relationship between ACT scores and GPA for high school students. A sample of 100 students is obtained from students who took the ACT in their Junior year. Based on the test results and gpa scores, students are classified as high or low for ACT and for GPA. The results are summarized in the following frequency distribution:    

                                                                    ACT Score

                                                            High                      Low

               High GPA                            39                          21          

               Low GPA                            15                          25

              

Based on the data, is there a significant relationship between ACT scores and GPA (α = .05). Compute the appropriate measure of association.

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