Does the 90% confidence interval for the reduction in crime in the preschool group include zero? A. No, the 90% confidence interval for the population proportion is 1.70 1.70 to 4.10 4.10. (Round to two decimal places as needed.) Your answer is not correct.B. Yes, the 90% confidence interval for the population proportion is enter your response here to enter your response here . (Round to two decimal places as needed.) Part 3 Is this important? A. Yes, if zero is included in the confidence interval, then it is possible that there is a difference between the preschool programs. B. No, this is not important because confidence intervals always contain zero. C. No, this is not important because confidence intervals never contain zero. D. Yes, if zero is included in the confidence interval, then it is possible that there is no difference between the preschool progra