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
icon
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?
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?
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 4 steps with 2 images

Blurred answer
Recommended textbooks for you
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Calculus For The Life Sciences
Calculus For The Life Sciences
Calculus
ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,