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To determine the standard working time for a special job, following observation data is collected. Observation 1 2 3 4 5 6 7 8 Time (in second) 17 18 15 14 13 15 16 13 a) If the person observed worked at a pace that is 80 percent of normal, and if the appropriate allowance for this task is 25 percent of job time, what should be the standard time? b) How many observations would be needed to be 95% confident that the maximum error in the observed time is 1 second? Assume that the standard deviation of the task time is 2 seconds. c) How many observations would be needed to be 99 % confident that the maximum error is 5% of the observed time? Assume that the standard deviation of the task time is 2 seconds. What are the formulas to solving these problems? Thanks
Why is it important for marketers to fully understand today's consumer behavior? Explain the factors that influence consumer's buying behavior.
Problem:- 1 A system containing one CPU and a disk is serving database transactions. A transaction gets service from CPU and then from the main memory before leaving this system. I
advantages of simple regression method for cost estimation.
Define logos, ethos, and pathos and explain which of these is most important to effective leadership communication
A single machine work center has five jobs assigned to it. They are labeled, in the order of their arrival in the shop, as jobs A, B, C, D and E. The work center may work on only o
What happens if balance doesn’t exist?
Functions of work Measurement: 1. To analyze the operations and to evaluate them in terms of time from the point of view of controlling the activity. 2.
In many ways teaching and medical care have many similarities. This study of leadership style during innovation efforts has a lot to say about leadership in a time of change in hea
Features of group insurance: lower expenses
In considering the price part of the 4Ps, and the customer demand aspect of that, I'd like you to leave this course knowing about "elasticity of demand". Can you explain how that c
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