The following data represent the minimum waiting time (in seconds) for a sample of twenty customers waiting to be served by a teller of ABC bank. 9, 12, 15, 20, 21, 29, 33, 40, 45, 50, 55, 60, 63, 66, 25. Required; a. Construct a grouped frequency distribution for the data using class intervals 1-10, 11- 20, 30-40, etc. b. Using your frequency distribution, calculate the mean and standard deviation c. Using your frequency distribution, calculate the median and mode
The following data represent the minimum waiting time (in seconds) for a sample of twenty customers waiting to be served by a teller of ABC bank. 9, 12, 15, 20, 21, 29, 33, 40, 45, 50, 55, 60, 63, 66, 25. Required; a. Construct a grouped frequency distribution for the data using class intervals 1-10, 11- 20, 30-40, etc. b. Using your frequency distribution, calculate the mean and standard deviation c. Using your frequency distribution, calculate the median and mode
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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3. The following data represent the minimum waiting time (in seconds) for a sample of twenty customers waiting to be served by a teller of ABC bank. 9, 12, 15, 20, 21, 29, 33, 40, 45, 50, 55, 60, 63, 66, 25.
Required;
a. Construct a grouped frequency distribution for the data using class intervals 1-10, 11- 20, 30-40, etc.
b. Using your frequency distribution, calculate the
c. Using your frequency distribution, calculate the
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Step 1
Data is given for 20 customers
We have to construct grouped frequency table and we have to calculate mean, median, mode and standard deviation.
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