A package contains 100 LED light bulbs, of which 10 are defective. A sample of 5 bulbs is selected at random. A) How many samples are there? B) How many samples contain 2 defective bulbs? C) How many of the samples contain at least 1 defective bulb?
A package contains 100 LED light bulbs, of which 10 are defective. A sample of 5 bulbs is selected at random. A) How many samples are there? B) How many samples contain 2 defective bulbs? C) How many of the samples contain at least 1 defective bulb?
Chapter8: Sequences, Series,and Probability
Section8.6: Counting Principles
Problem 5ECP: How many permutations of the letters W, X, Y, and Z are possible?
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A package contains 100 LED light bulbs, of which 10 are defective. A sample of 5 bulbs is selected at random.
A) How many samples are there?
B) How many samples contain 2 defective bulbs?
C) How many of the samples contain at least 1 defective bulb?
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