Biology, 26.09.2019 18:20 cjulius9437
Humerus bones from the same species of animal have approximately the same length-to-width ratios. it is known that species a has a mean ratio of 8.5. suppose that 41 fossil humerous bones were unearthed at a site where species a is known to have flourished. (we assume that all bones are from the same species.) the length-to-width ratios of these bones has sample mean 9.26 and sample standard deviation 1.20. can we conclude that these bones belong to species a? perform a level 0.05 z-test to check.
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Humerus bones from the same species of animal have approximately the same length-to-width ratios. it...
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