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
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
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