The Weights of Certain Machine Components Are Normally Distributed with a Mean

question 40

Multiple Choice

The weights of certain machine components are normally distributed with a mean of 8.6 g and a standard deviation of 0.06 g. Find the two weights that separate the top 3% and the bottom 3%. these weights could serve as limits used to identify which components should be rejected. Round to the nearest hundredth of a gram.

• A) 8.49 g and 8.71 g
• B) 8.59 g and 8.61 g
• C) 8.57 g and 8.63 g
• D) 8.47 g and 8.76 g

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