In: Statistics and Probability
Use the given data set to complete parts (a) through (c) below. (Use
alphaαequals= 0.05.)
x |
10 |
8 |
13 |
9 |
11 |
14 |
6 |
4 |
12 |
7 |
5 |
|
---|---|---|---|---|---|---|---|---|---|---|---|---|
y |
7.45 |
6.77 |
12.75 |
7.11 |
7.82 |
8.83 |
6.07 |
5.39 |
8.15 |
6.43 |
5.74 |
Find the linear correlation coefficient, r, then determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables.
The linear correlation coefficient is r=