Answered: 1) A work-study sample of a…

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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1) A work-study sample of a manufacturing activity conducted over a 40-hour period shows that a worker with an 85% rating produced 12 parts. The worker's idle time was 10% and the allowance factor was 12%

Find the Normal and Standard time for this activity.

2) Jim and Bob recently time-studied a janitorial task. From a sample of 75 observations, they computed an average cycle time of 15 minutes with a standard deviation of 2 minutes. Was their sample large enough that one can be 99% confident that the standard time is within 5% of the true value?

3) Consider the following task broken down into 5 MTM elements:

What is the total time for the task?

Refer image.

TMUS
Code in MTM Books
Reach to tool box
14.2
R12D
Grasp a tool
tool
3.5
BG1
Separate
by
10.6
AP2
pressing
Turn tool
Move and focus eyes
3.5
T45S
13.4
M12B
teck?

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