a)Answers
Answer:
a)
The plot pattern shows that there is a strong correlation between x and y.
b)
data:
| x | y |
| 1 | 8 |
| 1 | 9 |
| 1 | 10 |
| 2 | 8 |
| 2 | 9 |
| 2 | 10 |
| 3 | 8 |
| 3 | 9 |
| 3 | 10 |
| 10 | 1 |
Correlation r= -0.906
There is a strong negative linear correlation
c)
data:
| x | y |
| 1 | 8 |
| 1 | 9 |
| 1 | 10 |
| 2 | 8 |
| 2 | 9 |
| 2 | 10 |
| 3 | 8 |
| 3 | 9 |
| 3 | 10 |
Correlation r= 0.000
There is no linear correlation.
d)
we conclude that there is possible strong possible effect on correlation by a single pair of values.
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