x 3 7 15 36 74 y 40 35 30 28 19 verify that Σx = 135, Σx2 = 7055, Σy = 152, Σy2 = 4870, and
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| x | 3 | 7 | 15 | 36 | 74 |
| y | 40 | 35 | 30 | 28 | 19 |
verify that Σx = 135, Σx2 = 7055, Σy = 152, Σy2 = 4870, and Σxy = 3229
Given that
| X | Y |
| 3 | 40 |
| 7 | 35 |
| 15 | 30 |
| 36 | 28 |
| 74 | 19 |
Show that
Σx = 135, Σx2 = 7055, Σy = 152, Σy2 = 4870, and
Σxy=3229
Step by step
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