A process filling small bottles with baby formula hasa target of 3 ounces ± 0.150 ounce. Two hundred bottles fromthe process were sampled. The results showed the averageamount of formula placed in the bottles to be 3.042 ounces. Thestandard deviation of the amounts was 0.034 ounce. Determinethe value of Cpk· Roughly what proportion of bottles meetthe specifications?

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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A process filling small bottles with baby formula has
a target of 3 ounces ± 0.150 ounce. Two hundred bottles from
the process were sampled. The results showed the average
amount of formula placed in the bottles to be 3.042 ounces. The
standard deviation of the amounts was 0.034 ounce. Determine
the value of Cpk· Roughly what proportion of bottles meet
the specifications?
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