Whitney wants to practice shooting for basketball. Her mom will give her $20 if she makes 3 free throws in a row, $10 for 2 free throws, and $5 for 1 free throw. Whitney will pay her mom $10 for no free throws. She normally scores 68% of the time. What is the probability that she makes all 3 free throws? What is the probability that she only makes 2 free throws? What is the probability that she only makes 1 free throw? What is the expected value for how much money she can expect to make?

Whitney wants to practice shooting for basketball. Her mom will give her $20 if she makes 3 free throws in a row, $10 for 2 free throws, and $5 for 1 free throw. Whitney will pay her mom $10 for no free throws. She normally scores 68% of the time. What is the probability that she makes all 3 free throws? What is the probability that she only makes 2 free throws? What is the probability that she only makes 1 free throw? What is the expected value for how much money she can expect to make?

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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What is the probability that she makes all 3 free throws?
What is the probability that she only makes 2 free throws?
What is the probability that she only makes 1 free throw?
What is the expected value for how much money she can expect to make?

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