case closed Need Help? Give Us a Call! Hindi vid Refer to the chapter-opening Case Study. The bank manager wants to know whether or not the bank's customer service agents generally met the goal of answering incoming calls in less than 30 seconds. We can approach this question in two ways: by estimating the proportion p of all calls that were answered within 30 seconds or by estimating the mean response time μ. Some graphs and numerical summaries of the data are provided below. Frequency 20- 10- 10 10 7,5 15.0 22.5 Call response time (seconds) 50,0 37.5 45.0 20 Call response time (seconds) 40 Variable N Call response time 241 (sec) T 50 Descriptive Statistics: Call response time (sec) H Mean SE Mean 18.353 0.758 StDev Minimum 11.761 1.000 Q1 9.000 1. Describe the distribution of call response times for the random sample of 241 calls. 2. About what proportion of the call response times in the sample were less than 30 seconds? Explain how you got your answer.
case closed Need Help? Give Us a Call! Hindi vid Refer to the chapter-opening Case Study. The bank manager wants to know whether or not the bank's customer service agents generally met the goal of answering incoming calls in less than 30 seconds. We can approach this question in two ways: by estimating the proportion p of all calls that were answered within 30 seconds or by estimating the mean response time μ. Some graphs and numerical summaries of the data are provided below. Frequency 20- 10- 10 10 7,5 15.0 22.5 Call response time (seconds) 50,0 37.5 45.0 20 Call response time (seconds) 40 Variable N Call response time 241 (sec) T 50 Descriptive Statistics: Call response time (sec) H Mean SE Mean 18.353 0.758 StDev Minimum 11.761 1.000 Q1 9.000 1. Describe the distribution of call response times for the random sample of 241 calls. 2. About what proportion of the call response times in the sample were less than 30 seconds? Explain how you got your answer.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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