I Homework: Ch9 HW One Sample Confidence Intervals QUEStiO" 15' 9'2'19 Part 3 of El A simple random sample of size n is drawn. The sample mean, i, is found to be 1?.8, and the sample standard deviation. 5, is found to be 4.6. 5 Click the icon to View the table of areas under the tdistrihution. {a} Construct a 95% condence interval about u ifthe sample size, n, is 34. Lower hound: 15.19 ; Upper oound: 19.41 (Use ascending order. Round to two decimal places as needed.) (DJ Construct a 95% condence interval about [1 if the sample size. [1, i5 51. Lower bound: 16.51 ; Upper bound: 19119 (Use ascending order. Round to two decimal places as needed.) HOW does increasing the sample size affect the margin of error, E? O A. 'he margin of error does not change. 0 B. "he margin of error decreases. O 0. "he margin of error increases