A university has a total of 100 employees with four different ranks: Professor 15 Associate Professor 20 Assistant Professor 25 Instructor 40 How many from each category should be included in a stratified random sample of size 20? Professor _____ Associate Professor _____ Assistant Professor _____ Instructor _____

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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A university has a total of 100 employees with four different ranks:
Professor 15
Associate Professor 20
Assistant Professor 25
Instructor 40
How many from each category should be included in a stratified random
sample of size 20?
Professor _____
Associate Professor _____
Assistant Professor _____
Instructor _____

 
 
 
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