Sophia Statistics Unit 4 Milestone Questions Answers Rationale Latest Summer 2021
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Exam (elaborations) Sophia Statistics Unit 4 Milestone Questions Answers Rationale Latest Summer 2021
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The table below shows the grade and reading level for 5 students. 
Grade Reading Level 
Student 1 2 6 
Student 2 6 14 
Student 3 5 12 
Student 4 4 10 
Student 5 1 4 
For grade, the mean is 3.6 and the standard deviation is 2.1. 
For reading level, the mean is 9.2 and the standard deviation is 4.1. 
Using the formula below or Excel, find the correlation coefficient, r, for this set of students. Answer choices 
are rounded to the nearest hundredth. 
1.00 
0.85 
0.71 
Sophia Statistics Unit 4 Miles...
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