(Modeling) In Exercise, obtain the least-squares regression line and the correlation coefficient. Make a statement about the correlation.
Gestation Period and Life Span of Animals
Animal | Average Gestation or Incubation Period, x (in days) | Record Life Span, y (in years) |
Cat | 63 | 26 |
Dog | 63 | 24 |
Duck | 28 | 15 |
Elephant | 624 | 71 |
Goat | 151 | 17 |
Guinea pig | 68 | 6 |
Hippopotamus | 240 | 49 |
Horse | 336 | 50 |
Lion | 108 | 29 |
Parakeet | 18 | 12 |
Pig | 115 | 22 |
Rabbit | 31 | 15 |
Sheep | 151 | 16 |
Source: Information Please Almanac.
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