Newly Produced Beer Must Be Checked To See If It Meets Predetermined Standards T

Newly produced beer must be checked to see if it meets predetermined standards. The percentage of alcohol is determined by distillation. A set of measurements is listed for one batch.

Sample

1 2 3 4

Volume of beer (L)

8.00 10.00 9.00 9.00

Ethanol distilled (mL)

392 500 459 444

What is the average percentage by volume of ethanol for this batch? 

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