TABLE PIT CREW TIME STUDY DATA OBSERVATION Work Element 1 2 4 RF 1. Wait for car lift 2.9 3.2 2.6 0.5 1.0 2. Remove lugs 3.3 3.8 3.6 3.8 4.0 4.3 1.0 0.9 3. Switch tires 6.4 7.1 6.8 7.3 6.2 6.4 1.0 1.2 4. Tighten lugs 4.1 3.8 3.5 4.9 3.5 4.2 1.0 0.8 5. Move to right side 3.8 4.3 3.2 0.5 1.2 - - 6. Clear away for drop 2.1 2.7 2.0 0.5 0.9
TABLE PIT CREW TIME STUDY DATA OBSERVATION Work Element 1 2 4 RF 1. Wait for car lift 2.9 3.2 2.6 0.5 1.0 2. Remove lugs 3.3 3.8 3.6 3.8 4.0 4.3 1.0 0.9 3. Switch tires 6.4 7.1 6.8 7.3 6.2 6.4 1.0 1.2 4. Tighten lugs 4.1 3.8 3.5 4.9 3.5 4.2 1.0 0.8 5. Move to right side 3.8 4.3 3.2 0.5 1.2 - - 6. Clear away for drop 2.1 2.7 2.0 0.5 0.9
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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A time analyst for the Super-Fast speedway pit crew observed the mechanic in charge of changing both front tires during a pit-stop practice session. The mechanic’s job is divided into six work elements and a preparation time between drills. The element times (in seconds) for the first six cycles are shown in Table.
a. Calculate the normal time for changing tires.
b. What
c. What is the standard time for changing tires if the allowance is 20 percent?
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