Mathematics, 05.05.2020 02:47 abigailweeks10
A company selling light bulbs claims in its advertisements that its light bulbs’ average life is 1000 hours. In fact, the life span of these light bulbs is normally distributed with a mean of 1000 hours and a standard deviation of 100 hours. Find the probability that a randomly chosen light bulb will last less than 900 hours.
Answers: 2
Mathematics, 21.06.2019 19:00
45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?
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Mathematics, 21.06.2019 22:30
Determine domain and range, largest open interval, and intervals which function is continuous.
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Mathematics, 22.06.2019 01:20
Anita has a success rate of 80% on free throws in basketball. she wants to know the estimated probability that she can make exactly four of five free throws in her next game. how can she simulate this scenario? categorize each simulation of this scenario as correct or incorrect.
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Mathematics, 22.06.2019 03:30
Urgent question in mathematics. solve this to get 15 points[tex] {2}^{100} - {2}^{99} - {2}^{98} {2}^{2} - {2}^{1} - {2}^{0}[/tex]a) 0 b) 1 c) 2 d) 2^50
Answers: 2
A company selling light bulbs claims in its advertisements that its light bulbs’ average life is 100...
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