Four research participants take the test of manual dexterity (high scores mean better dexterity) and anxiety test (high scores mean more anxiety). The scores are given below:
|
Person
|
Dexterity
|
Anxiety
|
|
1
|
1
|
10
|
|
2
|
1
|
8
|
|
3
|
2
|
4
|
|
4
|
4
|
-2
|
Determine whether the correlation is statistically significant (employ the: 05 significance level, two-tailed);