Question
In a study of pregnant women and their ability to correctly predict the sex of their?baby, 59 of the pregnant women had 12 years of
In a study of pregnant women and their ability to correctly predict the sex of their?baby, 59 of the pregnant women had 12 years of education or?less, and 39?% of these women correctly predicted the sex of their baby. Use a 0.01 significance level to test the claim that these women have an ability to predict the sex of their baby equivalent to random guesses. Identify the null?hypothesis, alternative?hypothesis, test?statistic, P-value, and conclusion about the null hypothesis. Use the?P-value method. Use the normal distribution as an approximation of the binomial distribution. Do the results suggest that their percentage of correct predictions is different from results expected with random?guesses?
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