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Correlation between gestation period and longevity

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Below are the gestation days and longevity for 22 animals.
a) Make a scatter chart.
b) Calculate correlation coefficient and interpret it.
c)Test the correlation coefficient for signficance. Clearly stating the degrees of freedom.

Animal Gestation (Days) Longevity (Years)
Ass 365 12
Baboon 187 20
Beaver 122 5
Buffalo 278 15
Camel 406 12
Cat 63 12
Dog 61 12
Deer 201 8
Elephant 645 40
Fox 52 7
Guinea Pig 68 4
Horse 330 20
Kangaroo 42 7
Lion 100 15
Moose 240 12
Mouse 21 3
Possum 15 1
Rabbit 31 5
Rhino 450 15
Sheep 154 12
Wolf 63 5
Zebra 365 15

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Solution Summary

Solution gives scatter diagram between gestation period and longevity for 22 animals. Correlation coefficient is calculated between gestation period and longevity. Significance test is conducted for correlation coefficient at 5% level.

Solution provided by:
Lokesh Jain, MSc
Education
  • BEng (Hons) , Birla Institute of Technology and Science, India
  • MSc (Hons) , Birla Institute of Technology and Science, India
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