From time to time, the UTM Human Resource (UTMHR) department observes various employees for their work productivity. Recently UTMHR wanted to check whether the four employees at the Department XYZ counters, serve on average the same number of customers per hour. The HR manager observed each of the four employees for a certain number of hours. The following Table 5 gives the number of customers served by the four employees during each of the observed hours. employee a employee b employee c employee d 19 14 11 24 21 16 14 19 26 14 21 21 24 13 13 26 18 17 16 20 a) Define the hypothesis null, H0 and hypothesis alternative, H1. b) Given below are means and standard deviation for some of the employees. Calculate the standard deviation for Employee B and D.
From time to time, the UTM Human Resource (UTMHR) department observes various employees for their work productivity. Recently UTMHR wanted to check whether the four employees at the Department XYZ counters, serve on average the same number of customers per hour. The HR manager observed each of the four employees for a certain number of hours. The following Table 5 gives the number of customers served by the four employees during each of the observed hours. employee a employee b employee c employee d 19 14 11 24 21 16 14 19 26 14 21 21 24 13 13 26 18 17 16 20 a) Define the hypothesis null, H0 and hypothesis alternative, H1. b) Given below are means and standard deviation for some of the employees. Calculate the standard deviation for Employee B and D.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 27PPS
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From time to time, the UTM Human Resource (UTMHR) department observes various employees for
their work productivity. Recently UTMHR wanted to check whether the four employees at the
Department XYZ counters, serve on average the same number of customers per hour. The HR manager
observed each of the four employees for a certain number of hours. The following Table 5 gives the
number of customers served by the four employees during each of the observed hours.
| employee a | employee b | employee c | employee d |
| 19 | 14 | 11 | 24 |
| 21 | 16 | 14 | 19 |
| 26 | 14 | 21 | 21 |
| 24 | 13 | 13 | 26 |
| 18 | 17 | 16 | 20 |
a) Define the hypothesis null, H0 and hypothesis alternative, H1.
b) Given below are means and standard deviation for some of the employees. Calculate the
standard deviation for Employee B and D.
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