There are 24 families living in the Willbrook Farms Development. Of these families, 11 prepared their own federal income taxes for last year, six had their taxes prepared by a local professional, and the remaining seven by H&R Block. a. What is the probability of selecting a family that prepared their own taxes? (Round your answer to 2 decimal places.) Probability b. What is the probability of selecting two families, both of which prepared their own taxes? (Round your answer to 4 decimal places.) Probability c. What is the probability of selecting three families, all of which prepared their own taxes? (Round your answer to 4 decimal places.)

There are 24 families living in the Willbrook Farms Development. Of these families, 11 prepared their own federal income taxes for last year, six had their taxes prepared by a local professional, and the remaining seven by H&R Block. a. What is the probability of selecting a family that prepared their own taxes? (Round your answer to 2 decimal places.) Probability b. What is the probability of selecting two families, both of which prepared their own taxes? (Round your answer to 4 decimal places.) Probability c. What is the probability of selecting three families, all of which prepared their own taxes? (Round your answer to 4 decimal places.)

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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