The minister of Agriculture in its fight against the army worns infections of maize farms in the country has approved three brands of chemicals A,B and C to be used by farmers as follows: Farmers are to combine excatly two of the chamicals to spray their farms or they should use none of them. The proportion of farmers who opted for chemical A,B and C are respectively given by 1/5,1/3 and 7/15.A farmer is randomly selected from the group of farmers.What is the probability that the farmer chose none of the chemicals

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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The minister of Agriculture in its fight against the army worns infections of maize farms in the country has approved three brands of chemicals A,B and C to be used by farmers as follows: Farmers are to combine excatly two of the chamicals to spray their farms or they should use none of them. The proportion of farmers who opted for chemical A,B and C are respectively given by 1/5,1/3 and 7/15.A farmer is randomly selected from the group of farmers.What is the probability that the farmer chose none of the chemicals

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