Find lower confidence bound for mean wall thickness

Reference no: EM13149345

The wall thickness of 25 glass 2-liter bottles was measured by a quality-control engineer. The sample mean was x=4.05 mm, and the sample standard deviation was s= 0.08 mm. Find a 95% lower confidence bound for mean wall thickness. Interpret the interval you obtained.

Reference no: EM13149345

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