True? For the methods of this section, which of the following statements are true? a. When testing a claim with ten matched pairs of heights, hypothesis tests using the P-value method, critical value...

True? For the methods of this section, which of the following statements are true?

a. When testing a claim with ten matched pairs of heights, hypothesis tests using the P-value method, critical value method, and confidence interval method will all result in the same conclusion.

b. The methods of this section are robust  against departures from normality, which means that the distribution of sample differences must be very close to a normal distribution.

c. If we want to use a confidence interval to test the claim that μd < 0="" with="" a="" 0.01="" significance="" level,="" the="" confidence="" interval="" should="" have="" a="" confidence="" level="" of="">

d. The methods of this section can be used with annual incomes of 50 randomly selected attorneys in North Carolina and 50 randomly selected attorneys in South Carolina.

e. With ten matched pairs of heights, the methods of this section require that we use n = 20.