Math Solutions

[All Steps] It is believed that there are more left handed people among baseball players than football players. Olaf sampled 49 baseball players and 64

Question: It is believed that there are more left handed people among baseball players than football players. Olaf sampled 49 baseball players and 64 football players, and found 10 lefties among baseball players and 12 lefties in football players. Find the 95 percent confidence interval for the difference of the true proportions pb - pf. Here, we can say that the sample sizes are large enough.

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