Mathematics, 04.03.2021 19:10 gabischmid4340

HELP NEEDED ASAP! 100 sample widgets were taken from an assembly line for quality control purposes. The average thickness of the 100 samples was 8 mm, and the standard deviation of exactly 1 mm.
a. Write a statement about the thickness of the widget at the 68% confidence level using a compound inequality.

b. Write a statement about the thickness of the widget at a 95% confidence level in plus/minus notation.

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HELP NEEDED ASAP! 100 sample widgets were taken from an assembly line for quality control purposes....