The table below shows the observed time of walking in a number of paces. After taking five independent time studies, the analyst observed the following: Number in Paces Observed Time (sec) 50 34.10 75 50.73 100 67.69 150 200 Using regression line equations, given with a Performance Rating of 90% and Allowance of 15% 89.71 120.55 a. From the data collected, compute the intercept and slope constant. (Show in 4 decimal values)

EBK ELECTRICAL WIRING RESIDENTIAL
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ISBN:9781337516549
Author:Simmons
Publisher:Simmons
Chapter29: Service-entrance Calculations
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Question 5
The table below shows the observed time of walking in a number of paces. After taking five independent time studies, the analyst observed the following:
Number in Paces
Observed Time (sec)
50
34.10
75
50.73
100
67.69
150
89.71
200
120.55
Using regression line equations, given with a Performance Rating of 90% and Allowance of 15%
a. From the data collected, compute the intercept and slope constant. (Show in 4 decimal values)
a =
b =
b. Compute the standard time, in minutes, for walking 500 paces. (Show in 4 decimal values)
Transcribed Image Text:Question 5 The table below shows the observed time of walking in a number of paces. After taking five independent time studies, the analyst observed the following: Number in Paces Observed Time (sec) 50 34.10 75 50.73 100 67.69 150 89.71 200 120.55 Using regression line equations, given with a Performance Rating of 90% and Allowance of 15% a. From the data collected, compute the intercept and slope constant. (Show in 4 decimal values) a = b = b. Compute the standard time, in minutes, for walking 500 paces. (Show in 4 decimal values)
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