A sample of 4 different calculators is randomly selected from a group containing 18 that are...

A sample of 4 different calculators is randomly selected from a group containing 18 that are defective and 33 that have no defects. What is the probability that at least one of the calculators is defective?

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Expert Solution

Given,

4 different calculator is randomly selected 18 are defective and 33 that have no defective

Let,

X represent the number of defective calculators

The follows a hypergeometric distribution.

Here we use hypergeometric probability mass function

Answer:

orchestra answered 1 year ago

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