Does wearing glasses have an association with whether students play a musical instrument

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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Does wearing glasses have an association with whether students play a musical instrument?
This table presents a cross-tabulation of individuals categorized by two attributes: whether they wear glasses and whether they play an instrument. 

### Table Breakdown:

1. **Wears glasses:**
   - **Plays instrument:** 18 individuals
   - **Does not play instrument:** 12 individuals
   - **Total:** 30 individuals

2. **Does not wear glasses:**
   - **Plays instrument:** 42 individuals
   - **Does not play instrument:** 28 individuals
   - **Total:** 70 individuals

3. **Overall Totals:**
   - **Plays instrument (combined):** 60 individuals
   - **Does not play instrument (combined):** 40 individuals
   - **Total number of individuals surveyed:** 100

### Explanation:

This data helps in understanding the correlation between wearing glasses and playing an instrument among the surveyed group. For instance, out of those who do not wear glasses, a higher number (42) play an instrument compared to those who do wear glasses (18). Overall, more individuals do not wear glasses (>70) compared to those who do (30). This kind of analysis could be useful in educational research exploring visual aids and musical engagement.
Transcribed Image Text:This table presents a cross-tabulation of individuals categorized by two attributes: whether they wear glasses and whether they play an instrument. ### Table Breakdown: 1. **Wears glasses:** - **Plays instrument:** 18 individuals - **Does not play instrument:** 12 individuals - **Total:** 30 individuals 2. **Does not wear glasses:** - **Plays instrument:** 42 individuals - **Does not play instrument:** 28 individuals - **Total:** 70 individuals 3. **Overall Totals:** - **Plays instrument (combined):** 60 individuals - **Does not play instrument (combined):** 40 individuals - **Total number of individuals surveyed:** 100 ### Explanation: This data helps in understanding the correlation between wearing glasses and playing an instrument among the surveyed group. For instance, out of those who do not wear glasses, a higher number (42) play an instrument compared to those who do wear glasses (18). Overall, more individuals do not wear glasses (>70) compared to those who do (30). This kind of analysis could be useful in educational research exploring visual aids and musical engagement.
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