A bank would like to study the waiting time of serving customers during the noon-to- 1 p.m. lunch period of their branches located at two places; in a commercial district of a city and in a residential area. Data are collected from a random sample of 20 customers, and the waiting time (in minutes) are recorded from both branches as follows:Commercial DistrictResidential Area4.215.553.025.134.779.665.908.025.798.732.343.543.204.506.103.828.018.356.685.64At 1 percent significance level, can we conclude that the customers at branch which located in the residential area need to wait longer compared to the customers who entered bank branch in the commercial district?

Given data : Residential area : 4.21,5.55,3.02,5.13,4.77,9.66,5.90,8.02,5.79,8.73 Commercial…

Answered: A bank would like to study the waiting…

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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A bank would like to study the waiting time of serving customers during the noon-to- 1 p.m. lunch period of their branches located at two places; in a commercial district of a city and in a residential area. Data are collected from a random sample of 20 customers, and the waiting time (in minutes) are recorded from both branches as follows:

Commercial District	Residential Area
4.21	5.55	3.02	5.13	4.77	9.66	5.90	8.02	5.79	8.73
2.34	3.54	3.20	4.50	6.10	3.82	8.01	8.35	6.68	5.64

At 1 percent significance level, can we conclude that the customers at branch which located in the residential area need to wait longer compared to the customers who entered bank branch in the commercial district?

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