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The lifetimes of batteries are

A company produces batteries whose lifetimes are normally distributed with a mean of 100 hours. It is known that 90% of the
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2. asked by Ravi
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The lifetimes of batteries are independent exponential random variables, each having parameter λ. A flashlight needs 4
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2. asked by al
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Ryan is buying batteries for his remote control cars. Charge Zone batteries cost $15.80 for 20 batteries. Electrocell batteries
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2. asked by Brianna sapp
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. (8 pts) In each case, consider what you know about the distribution and then explain why you would expect it to be or not to
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2. asked by Anonymous
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In each case, consider what you know about the distribution and then explain why you would expect it to be or not to be normally
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2. asked by Clair
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The lifetime in hours of a certain make of batteries follows a normal distribution with mean 160 and standard deviation 30.Calcu
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2. asked by harish
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The batteries from a certain manufacturer have a mean lifetime of890 hours, with a standard deviation of 90 hours. Assuming that
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2. asked by Nathan
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The lifetimes of batteries produced by a firm are known to be normally distributed with a mean of 100 hours and a standard
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2. asked by Brea
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The lifetime of a 2 volt non-rechargeable battery has a normal distribution with a mean of 516 hours and a standard deviation of
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2. asked by Gee
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The lifetime of a 2 volt non- rechargeable battery has a normal distribution with a mean of 516 hours and a standard deviation
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2. asked by Gee
3. 1,002 views