Find the Indicated Probability

question 115

Multiple Choice

Find the indicated probability
-A sample of 4 different calculators is randomly selected from a group containing 42 that are defective and 27 that have no defects. What is the probability that all four of the calculators selected are defective?

• A)0.1373
• B)6.3778
• C)0.1295
• D)0.1708

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Definitions:

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