Defective components: A lot of 11 components contains 4 that are defective. Two components are drawn at random and tested. Let A be the event that the first component drawn is defective, and let B be...

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questions 1 and 2

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Extracted text: Defective components: A lot of 11 components contains 4 that are defective. Two components are drawn at random and tested. Let A be the event that the first component drawn is defective, and let B be the event that the second component drawn is defective. Write your answer as a fraction or a decimal, rounded to four decimal places. (a) Find P(4). (b) Find P(B|4). (c) Find P(A and B). (d) Are A and B independent? Explain.


Extracted text: Part 1 of 4 P(4)- Find %3D Part: 1/ 4 - Part 2 of 4 Find P(B|4) = %3D X.