Mailings Review View AaBbCcDd AaBbCc] AaBbCcDd AaBbCc AaBbCCD AaBl AaBbCcL AOBbCcDd AaBbCc 1 Normal Heading 2 1 No Spacing Heading 1 Heading 3 Title Subtitle Subtle Emp... Emphasis Paragraph Styles Question B2 The amount of waiting time for a service is a normal random variable with a mean of 15 minutes and a standard deviation of 2 minutes. 1) Calculate the probability of a waiting time in less than 12 minutes. Answer: Click or tap here to enter text. 2) Calculate the probability of a waiting time in between 14 and 16 minutes. Answer: Click or tap here to enter text. 3) calculate the probability of a waiting time in more than 11 minutes. Answer: Click or tap here to enter text. 4) 15% of the waiting time will be more than (blank) minutes. Answer: Click or tap here to enter text. Page 5 of 13 BUACC5931 Exam 2022 Sem 1Questions 5) 70% of the waiting time would be within (blank) minutes. Answer: Click or tap here to enter text. O. 14 C Sunny O 71 f7 f8 10 DDI F12 port sc delete 6 1- + + % & backspa 4 5 6 8 9