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A job consists of two work elements that are time studied for a sample size of 9 observations.
Nine time study readings (in minutes) for element 1 are: 1.12, 1.15, 1.16, 1.12, 1.15, 1.18, 1.14,
1.14, 1.19. For element 2 readings are: 1.20, 1.18, 1.22,1.21, 1.19,1.20, 1.20, 1.21, 1.19. Before
time studying them, the subjects of this study were asked to deal 52 cards into four equal piles.
Subject 1(who performs element 1) did it in 25 seconds and

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Time Study of Two Job Elements with 9 Observations Each

  • 1. A job consists of two work elements that are time studied for a sample size of 9 observations. Nine time study readings (in minutes) for element 1 are: 1.12, 1.15, 1.16, 1.12, 1.15, 1.18, 1.14, 1.14, 1.19. For element 2 readings are: 1.20, 1.18, 1.22,1.21, 1.19,1.20, 1.20, 1.21, 1.19. Before time studying them, the subjects of this study were asked to deal 52 cards into four equal piles. Subject 1(who performs element 1) did it in 25 seconds and