Ellen has music practice three days a week. She practices for all of the three days 85% of the time, two days 8% of the time, one day 4% of the time, and no days 3% of the time. One week is selected at random. Define the random variable X.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 19CT
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Ellen has music practice three days a week. She practices for all of the three days
85% of the time, two days 8% of the time, one day 4% of the time, and no days 3%
of the time. One week is selected at random.
Define the random variable X.
Transcribed Image Text:Ellen has music practice three days a week. She practices for all of the three days 85% of the time, two days 8% of the time, one day 4% of the time, and no days 3% of the time. One week is selected at random. Define the random variable X.
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