Provide an appropriate response.A shipment of 20 digital cameras contains two that are defective. A random sample of three is selected and tested. Let X be the random variable associated with the number of defective cameras in a sample. Find the probability distribution of X and the expected number of defective cameras in a sample.

What will be an ideal response?



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Mathematics

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Graph.f(x) = |x| + 2

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B.

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Mathematics

Provide an appropriate response.The number of calls handled today by eight agents at a call center was recorded: 6, 3, 21, 18, 28, 44, 35, 35. Find the median.

A. 28 calls B. 24.5 calls C. 23.5 calls D. 21 calls

Mathematics

Provide an appropriate response.If (3x - 2)(5x - 4) is the LCD of two fractions, is (2 - 3x)(4 - 5x) also acceptable as an LCD? Why or why not?

What will be an ideal response?

Mathematics

Perform the indicated operation. Simplify if possible. + 

A.
B.
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D.

Mathematics