Mathematics, 06.05.2021 08:30, zitterkoph

The mean diameter of ball bearings made on a particular machine is 3.2 cm and the standard deviation is 0.11 cm. One ball bearing had a diameter of 3.0 cm. What is the Z-score for that ball bearing's diameter? Round to the appropriate number of decimal places for Z-scores. Is this diameter significantly low? a. 1.82; no, not significantly low

b. -1.82; yes, significantly low

c. -1.82; no, not significantly low

d. -26.09; yes, significantly low

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The mean diameter of ball bearings made on a particular machine is 3.2 cm and the standard deviation...