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# Ketchup A fast-food restaurant has just installed a new automatic ketchup dispenser for

ISBN: 9781464108730 488

## Solution for problem R2.8 Chapter 2

The Practice of Statistics | 5th Edition

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The Practice of Statistics | 5th Edition

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Problem R2.8

Ketchup A fast-food restaurant has just installed a new automatic ketchup dispenser for use in preparing its burgers. The amount of ketchup dispensed by the machine follows a Normal distribution with mean 1.05 ounces and standard deviation 0.08 ounce. (a) If the restaurants goal is to put between 1 and 1.2 ounces of ketchup on each burger, what percent of the time will this happen? Show your work. (b) Suppose that the manager adjusts the machines settings so that the mean amount of ketchup dispensed is 1.1 ounces. How much does the machines standard deviation have to be reduced to ensure that at least 99% of the restaurants burgers have between 1 and 1.2 ounces of ketchup on them?

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▯ The biggest share of national health spending is attributed to ▯ hospitals ▯ physicians ▯ prescription drugs ▯ nursing home care True or False ▯ The downsizing of hospitals in the United States began in the mid-1980s. ▯ Managed care has emphasized the use of alternative services to acute hospital care whenever appropriate. ▯ Women...

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##### ISBN: 9781464108730

The Practice of Statistics was written by and is associated to the ISBN: 9781464108730. This textbook survival guide was created for the textbook: The Practice of Statistics, edition: 5. The answer to “Ketchup A fast-food restaurant has just installed a new automatic ketchup dispenser for use in preparing its burgers. The amount of ketchup dispensed by the machine follows a Normal distribution with mean 1.05 ounces and standard deviation 0.08 ounce. (a) If the restaurants goal is to put between 1 and 1.2 ounces of ketchup on each burger, what percent of the time will this happen? Show your work. (b) Suppose that the manager adjusts the machines settings so that the mean amount of ketchup dispensed is 1.1 ounces. How much does the machines standard deviation have to be reduced to ensure that at least 99% of the restaurants burgers have between 1 and 1.2 ounces of ketchup on them?” is broken down into a number of easy to follow steps, and 119 words. This full solution covers the following key subjects: . This expansive textbook survival guide covers 44 chapters, and 1409 solutions. The full step-by-step solution to problem: R2.8 from chapter: 2 was answered by , our top Statistics solution expert on 03/19/18, 03:52PM. Since the solution to R2.8 from 2 chapter was answered, more than 560 students have viewed the full step-by-step answer.

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Ketchup A fast-food restaurant has just installed a new automatic ketchup dispenser for

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