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Human resources. Human resources records at a company show that 10% of its staff are executive level managers, 20% are outside contractors, and 5% of the staff overall has been working there less than one year. (a) Can we say that 10% + 20% = 30% of the staff are either executive level managers or outside contractors? Explain. (b) Can we say that 20% +5%= 25% of the staff are either outside contractors or have been there less than one year? Explain.

Human resources. Human resources records at a company show that 10% of its staff are executive level managers, 20% are outside contractors, and 5% of the staff overall has been working there less than one year. (a) Can we say that 10% + 20% = 30% of the staff are either executive level managers or outside contractors? Explain. (b) Can we say that 20% +5%= 25% of the staff are either outside contractors or have been there less than one year? Explain.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 25PPS
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28. Human resources. Human resources records at a company show that 10% of its staff are executive level managers, 20% are outside contractors, and 5% of the staff overall has been working there less than one year. (a) Can we say that 10% + 20% = 30% of the staff are either executive level managers or outside contractors? Explain. (b) Can we say that 20% +5%= 25% of the staff are either outside contractors or have been there less than one year? Explain.
Transcribed Image Text:28. Human resources. Human resources records at a company show that 10% of its staff are executive level managers, 20% are outside contractors, and 5% of the staff overall has been working there less than one year. (a) Can we say that 10% + 20% = 30% of the staff are either executive level managers or outside contractors? Explain. (b) Can we say that 20% +5%= 25% of the staff are either outside contractors or have been there less than one year? Explain.
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