Table 2 14 on page 61 shows longevity (typical lifespan) in years for 40 species of mammals, and the data are also available in MammalLongevity Table 2 14 (a) Use technology to find the mean and standard deviation of the 40 values (b) The elephants longevity of 40 years appears to be an outlier in ...

Table 2.14 on page 61 shows longevity (typical lifespan) in years for 40 species of mammals, and

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Table 2.14 on page 61 shows longevity (typical lifespan) in years for 40 species of mammals, and the data are also available in MammalLongevity.

Table 2.14

Species Baboon Black bear Grizzly bear Polar bear Beaver Buffalo Camel Cat Chimpanzee |Chipmunk Longevity 20 18 25 20 Sp
(a) Use technology to find the mean and standard deviation of the 40 values.
(b) The elephant€™s longevity of 40 years appears to be an outlier in the dotplot in Figure 2.6 on page 61. Find and interpret the z-score for the elephant.

Figure 2.6

20 30 40 10 Longevity

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a Using technology we see that the mean is x 1315 years with a stan...View the full answer

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