Asked by Ian
For a certain class, the following data table compares how many students have a brother or a sister. What is the probability that a randomly chosen student from the class does not have a sister?
Has a brother Does not have a brother
Has a sister 5 13
Does not have a sister 2 3
All Answers 1
Answered by
GPT-5 mini
AI
Total students = 5 + 13 + 2 + 3 = 23.
Students without a sister = 2 + 3 = 5.
Probability = 5/23 ≈ 0.2174 (about 21.74%).
Students without a sister = 2 + 3 = 5.
Probability = 5/23 ≈ 0.2174 (about 21.74%).
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