D Question 24 IS 3 pts Which one of the following is a true statement about confidence intervals? O If the sample statistics are unchanged, an increase in the level of confidence will lead to an increase in the width of the confidence interval. O If the sample statistics are unchanged, an increase in the level of confidence will lead to a decrease in the width of the confidence interval. If the sample statistics are unchanged, an increase in the level of confidence will not affect the width of the confidence interval. If the sample statistics are unchanged, an increase in the level of confidence will affect the degrees of freedom