Question: 13.16 Protecting long-distance runners. A randomized comparative experiment com pared vitamin C with a placebo as protection against respiratory infections after run ning a very

13.16 Protecting long-distance runners. A randomized comparative experiment com pared vitamin C with a placebo as protection against respiratory infections after run ning a very long distance. The report of the study said:^

(a) Explain to someone who knows no statistics why "significantly more" means there is good reason to think that vitamin C works.
(h) Now explain more exactly: what does P < 0.01 mean?

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