Alice, Bob, and Charlotte are looking for butter-flies. They look in three separate parts of a field,
Question:
• Alice finds 1 butterfly with probability 17%, and otherwise does not find one.
• Bob finds 1 butterfly with probability 25%, and otherwise does not find one.
• Charlotte finds 1 butterfly with probability 45%, and otherwise does not find one.
Let X be the total number of butterflies that they find. Find the probability mass function of X.
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To find the desired probabilities we multiply the probabilities for each person ...View the full answer
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Related Book For 
Introduction to Probability
ISBN: 978-0716771098
1st edition
Authors: Mark Daniel Ward, Ellen Gundlach
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