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A coffee manufacturer claims that the mean amount of coffee in its 5 -ounce jars is 5.1 ounces. Based on a sample of 50 jars,

A coffee manufacturer claims that the mean amount of coffee in its

-ounce jars is

5.1

ounces. Based on a sample of

jars, a consumer advocate group obtains the following

98%

confidence interval for the population mean weight,

:4.95

ounces to

5.05

ounces. Based on this interval, do you think that the manufacturers claim is plausible? Possible? Explain your thinking.

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