A Researcher Wished to Evaluate the Operating Life of a Certain

question 61

Short Answer

A researcher wished to evaluate the operating life of a certain brand of storage battery. A group of 30, brand-new batteries was selected and placed in 30 identical automobiles. The lights in each automobile were then turned on (without running the engines), and the length of time before the batteries were fully discharged (lights went out) was recorded. The scores, in hours, were: 15, 10, 20, 18, 18, 11, 11, 11, 11, 12, 12, 12, 10, 9, 9, 8, 9, 9, 11, 11, 11, 15, 12, 12, 12, 10, 12, 12, 15, 12.
-Calculate the median.

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Definitions:

Lucrative Gifts

Items or services given that generate a significant amount of income or profit for the recipient.

Juan De Oñate

A Spanish conquistador, known for his role as a colonizer in the Southwest area of what is now the United States in the late 16th century.

Disgrace

The loss of reputation or respect as the result of a dishonorable action or failure to maintain moral standards.

Spain's Monopoly

Refers to the exclusive control and trade privileges Spain held over its overseas colonies, particularly in the Americas, during the 16th to 18th centuries.