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The following table is the assignment of probabilities that describes the age (in years) and the gender of a randomly selected American student. Age 14-17
The following table is the assignment of probabilities that describes the age (in years) and the gender of a randomly selected American student.
Age | 14-17 | 18-24 | 25-34 | +35 |
Male | 0.01 | 0.30 | 0.12 | 0.04 |
Female | 0.01 | 0.30 | 0.13 | 0.09 |
a) What is the probability that the student is female? b) What is the probability that the student is age 25-34? c) What is the probability that the student is either male or at least 35 years old? d) What is the probability that the student is at least 35 years old? e) Are being a female and being at least 35 years old independent events? Provide statistical reasoning for your answer.
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