Your best submission for each question part is used for your score. 8. [0/7.77 Points] DETAILS PREVIOUS ANSWERS ASWSBE14 10.E.028.MI. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER You may need to use the appropriate appendix table or technology to answer this question. Consider the following results for independent samples taken from two populations. Sample 1 Sample 2 n1 = 400 72 = 300 P1 = 0.49 P2 = 0.32 (a) What is the point estimate of the difference between the two population proportions? (Use P1 - P2.) 0.16 X (b) Develop a 90% confidence interval for the difference between the two population proportions. (Use P, - P2. Round your answer to four decimal places.) 0.0986 X to 0.2214 X (c) Develop a 95% confidence interval for the difference between the two population proportions. (Use P, - P2. Round your answer to four decimal places.) 0.0869 X to 0.2331 X