A) What is the parameter of interest.b) state the null

a) What is the parameter of interest.

b) state the null and alternative hypothesis.

c) If p-value= 0.168, does she have sufficient evidence to reject the null? Explain why.


A researcher examined the folklore that women can predict the sex of their unborn child better than chance (50-50) would suggest. She asked 104 pregnant women to predict the sex of their unborn child, and 57 guessed correctly. using the data, the researcher conducted a test at 10% significance level and calculated the p-value




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