answer questions 5 and 6 not the one from the problem

14. An analyst made the following observations about whether customer service representatives were 2. What is the percentage of idle time? busy (B) or idle (1): b. Given these results, how many observations would be needed to estimate the actual percentage of idle time to within 6 percent with a confidence of 90 percent? 15 10 13 14 16 17 18 11 12 19 20 B 00 00 B 1 Observation 1 2 3 4 5 6 7 8 9 Busy or idle 1 B B 1 QUESTIONS Chapter 7. Problem 13 What is the estimated percentage of idle time? O 0.1 O 0.11 0.12 0.13 QUESTION 6 > Chapter 7. Problem 13 Approximately how many observations would you require to estimate the actual percentage of idle time to within 5 percent with a confidence of 95 percent? OS O 25 O 125 O 163