2. # of Absences (in weeks) Exam Grade 1 2 3 4 5 23 014 90 85 95 92 80 Correlation analysis of the data above showed a Pearson correlation coefficient (r) value of -0.98. Interpret the r- value in terms of strength and direction. The significance (p= 0.004) was tested at a = 0.01. Was there a statistically significant correlation between number of absences in class and class exam grade?
2. # of Absences (in weeks) Exam Grade 1 2 3 4 5 23 014 90 85 95 92 80 Correlation analysis of the data above showed a Pearson correlation coefficient (r) value of -0.98. Interpret the r- value in terms of strength and direction. The significance (p= 0.004) was tested at a = 0.01. Was there a statistically significant correlation between number of absences in class and class exam grade?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 2AGP
Related questions
Question
![2.
1234
5
# of Absences (in weeks) Exam Grade
310 W N
3
4
90
85
95
92
80
Correlation analysis of the data above showed a
Pearson correlation coefficient (r) value of -0.98.
Interpret the r- value in terms of strength and
direction. The significance (p= 0.004) was tested at a
= 0.01. Was there a statistically significant
correlation between number of absences in class
and class exam grade?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa3af16bd-5fa2-4f2c-bc2e-64cc465392bc%2F655ec80d-ad41-4ca0-8b30-954c0c219e9e%2F7pa7oag_processed.jpeg&w=3840&q=75)
Transcribed Image Text:2.
1234
5
# of Absences (in weeks) Exam Grade
310 W N
3
4
90
85
95
92
80
Correlation analysis of the data above showed a
Pearson correlation coefficient (r) value of -0.98.
Interpret the r- value in terms of strength and
direction. The significance (p= 0.004) was tested at a
= 0.01. Was there a statistically significant
correlation between number of absences in class
and class exam grade?
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