Asked by c.c.
A bottler of drinking water fills plastic bottles with a mean volume of 1006 milliliters (mL) and standard deviation 7 mL. The fill volumes are normally distributed. What proportion of bottles have volumes between 996 mL and 1001 mL.
Answers
Answered by
R_scott
1001 is 5/7 s.d. below the mean
996 is 10/7 s.d. below the mean
use a z-score table to find the portion of the population this represents
996 is 10/7 s.d. below the mean
use a z-score table to find the portion of the population this represents
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