Mathematics, 26.02.2020 19:48 rocibel
The Downhill Manufacturing company produces snowboards. The average life of their product is 10 years. A snowboard is considered defective if its life is less than 5 years. The distribution is approximately normal with a standard deviation for the life of a board of 3 years. 3 1. What’s the probability of a snowboard being defective? 2. In a shipment of 120 snowboards, what is the probability that the number of defective boards is greater than 10?
Answers: 3
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Lines b and c are parallel. what is the measure of 2? m2 = 31° m2 = 50° m2 = 120° m2 = 130°
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