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In the baseball data set discussed in the last exercise, it was found that out of the 59 baseball players, 15 were left-handed

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In the baseball data set discussed in the last exercise, it was found that out of the 59 baseball players, 15 were left-handed. Is this odd, since the proportion of left-handed males in America is about 11%? Answer by using (4.2.7) to construct a 95% approximate confidence interval for p, the proportion of left-handed professional baseball players.