Question
3. Suppose that a quality control manager wants to inspect the light-bulbs her company makes. If the lightbulbs are independent the probability any one
3. Suppose that a quality control manager wants to inspect the light-bulbs her company makes. If the lightbulbs are independent the probability any one is defective is 0.09. Find the following: a. If she randomly selects 3 lightbulbs, what is the probability that both are defective? b. If she randomly selects 3 lightbulbs, what is the probability that both are NOT defective (or rather that she selects 3 good light bulbs)? c. If she randomly selects 3 lightbulbs, what is the probability that both at least one is defective?
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Statistics Informed Decisions Using Data
Authors: Michael Sullivan III
5th Edition
978-0134135373, 134133536, 134135377, 978-0134133539
