The table summarizes the movie-watching preferences and ages of a group of 500 people in one community. Movie Theater Streaming Service DVD Under age 18 0.13 0.16 0.01 Age 18–40 0.17 0.17 0.06 Over Age 40 0.13 0.03 0.14 Part A: Determine P(movie theater | over age 40) and describe the event in everyday language. Part B: Are the events prefers movie theater and being over age 40 approximately independent? Use probabilities to justify the answer.
The table summarizes the movie-watching preferences and ages of a group of 500 people in one community. Movie Theater Streaming Service DVD Under age 18 0.13 0.16 0.01 Age 18–40 0.17 0.17 0.06 Over Age 40 0.13 0.03 0.14 Part A: Determine P(movie theater | over age 40) and describe the event in everyday language. Part B: Are the events prefers movie theater and being over age 40 approximately independent? Use probabilities to justify the answer.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 3E
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The table summarizes the movie-watching preferences and ages of a group of 500 people in one community.
| Movie Theater | Streaming Service | DVD | |
|---|---|---|---|
| Under age 18 | 0.13 | 0.16 | 0.01 |
| Age 18–40 | 0.17 | 0.17 | 0.06 |
| Over Age 40 | 0.13 | 0.03 | 0.14 |
Part A: Determine P(movie theater | over age 40) and describe the event in everyday language.
Part B: Are the events prefers movie theater and being over age 40 approximately independent? Use probabilities to justify the answer.
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