Mathematics, 04.07.2020 23:01 daydallas01
A 60-watt light bulb advertises that it will last 1500 hours. The lifetimes of these light bulbs is approximately normally distributed with a mean of 1550 hours and a standard deviation of 57 hours. What proportion of these light bulbs will last less than the advertised time
Answers: 2
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Alogical argument that is presented in graphical form using boxes and arrows is called?
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If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?
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Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52
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Mathematics, 21.06.2019 22:30
60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums, 28 play drums, 18 play the guitar. what is the probability that the applicant who gets the job plays drums or guitar?
Answers: 1
A 60-watt light bulb advertises that it will last 1500 hours. The lifetimes of these light bulbs is...
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