Question

Seven boys and 10 girls take an examination, and each student has probability 0.2 of failing...

Seven boys and 10 girls take an examination, and each student has probability 0.2 of failing the examination.

a) What is the sample space for this experiment?

b) Given that three students failed the examination, what is the probability that all 3 are boys?

c) What is the name of the probability distribution you are using?

d) If the probability of each failure is 0.8 instead of 0.2, what is the answer to part b?

Math   Statistics-And-Probability   
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