What is the value of r? a) 0.8620 b) -0.8620 c) 0.9236 d) -0.927 e) 0.927 f) -0.9236

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
icon
Related questions
Question

A statistic teacher recorded the Math and Science test scores of twelve students from one section. Using 0.05 as the level of significance, is there a significant relationship between the test scores in Mathematics and Science?

Student number Math Scores (X)   Science Scores (Y)
1 18 20
2 16 18
3 11 12
4 15 17
5 15 15
6 11 14
7 11 12
8 13 14
9 8 10
10 9 13
11 13 12
12 7 9

What is the value of r?

a) 0.8620

b) -0.8620

c) 0.9236

d) -0.927

e) 0.927

f) -0.9236

Expert Solution
steps

Step by step

Solved in 2 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
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Big Ideas Math A Bridge To Success Algebra 1: Stu…
Algebra
ISBN:
9781680331141
Author:
HOUGHTON MIFFLIN HARCOURT
Publisher:
Houghton Mifflin Harcourt