A laminated item is composed of five layers. The layers are a simple random sample from
Chapter 2, Problem 5(choose chapter or problem)
A laminated item is composed of five layers. The layers are a simple random sample from a population whose thickness has mean \(1.2 m m\) and standard deviation \(0.04 m m\).
a. Find the mean thickness of an item.
b. Find the standard deviation of the thickness of an item.
Equation Transcription:
Text Transcription:
1.2 mm
0.04 mm
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