Question
Survey 30 people to find out if they are left-handed or right-handed and use the following chart to create a contingency table with the information.
Survey 30 people to find out if they are left-handed or right-handed and use the following chart to create a contingency table with the information.
If you randomly choose a female from the people you surveyed, what is the probability that she is left-handed?
| Gender | Left-handed | Right-handed | Total |
| Male | 6 (A) | 17 (B) | 23 |
| Female | 3 (C) | 4 (D) | 7 |
| Total | 9 | 21 | 30 |
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Trigonometry, Enhanced
Authors: Cynthia Y Young
4th Edition
1119321131, 9781119321132
