Answer: For each boldface number in Exercises 3 to 6, (1) state whether it is a

Chapter 7, Problem 3

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QUESTION:

For each boldface number in Exercises 3 to 6, (1) state whether it is a parameter or a statistic and (2) use appropriate notation to describe each number; for example, p = 0.65. Get your bearings A large container is full of ball bearings with mean diameter 2.5003 centimeters (cm). This is within the specifications for acceptance of the container by the purchaser. By chance, an inspector chooses 100 bearings from the container that have mean diameter 2.5009 cm. Because this is outside the specified limits, the container is mistakenly rejected.

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QUESTION:

For each boldface number in Exercises 3 to 6, (1) state whether it is a parameter or a statistic and (2) use appropriate notation to describe each number; for example, p = 0.65. Get your bearings A large container is full of ball bearings with mean diameter 2.5003 centimeters (cm). This is within the specifications for acceptance of the container by the purchaser. By chance, an inspector chooses 100 bearings from the container that have mean diameter 2.5009 cm. Because this is outside the specified limits, the container is mistakenly rejected.

ANSWER:

Step 1 of 2

Given,

The mean diameter of ball bearings = 2.5003

Sample size = 100

The diameter of chosen bearings = 2.5009

We have to determine the parameter and statistic using an appropriate notation:

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