Question

Mr. Webers physics class has 90 students, classified by academic year and gender, as illustrated in the table. Mr. Weber ran

Step 1 of 2:

What is the probability that he selects a male, given that he chooses randomly from only the seniors? Express your answer as a fraction or a decimal rounded to four decimal places.

Step 2 of 2:

What is the probability that he selects a senior, given that he chooses a male? Express your answer as a fraction or a decimal rounded to four decimal places.

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Answer #1

From the given information,

By using calculator,

The required correct answers are,

1. P(Male | Seniors)= 6/25= 0.2400

2. P(senior | Male)= 6/40 = 3/20 = 0.1500

Thank you.

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