A Local Company Makes a Candy That Is Supposed to Weigh

question 139

Multiple Choice

A local company makes a candy that is supposed to weigh 1.00 ounces.A random sample of 25 pieces of candy produces a mean of 0.996 ounces with a standard deviation of 0.004 ounces.Construct a 98% confidence interval for the mean weight of all such candy.

• A)[0.9645 1.0275]
• B)[0.9956 0.9964]
• C)[0.9860 1.0060]
• D)[0.9940 0.9980]
• E)[0.9942 0.9978]

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Definitions:

Hypothesized Population Mean

The expected mean value of a population, proposed prior to conducting a study.

Standard Deviation

A numerical value indicating the spread of data points around the mean of the dataset.

Less Than

Less than is a mathematical term used to indicate that one quantity is smaller than another, often symbolized by "<".

Variable

Any characteristic, number, or quantity that can be measured or counted.