The April Precipitation Amounts (In Inches) for 40 Cities Are

question 65

Essay

The April precipitation amounts (in inches) for 40 cities are listed below. Construct a frequency distribution, arelative frequency distribution, a cumulative frequency distribution, and a relative cumulative frequencydistribution using eight classes. $$\begin{array} { l l l l l l l l l l } 2.0 & 3.2 & 1.8 & 2.9 & 0.9 & 4.0 & 3.3 & 2.9 & 3.6 & 0.8 \\3.1 & 2.4 & 2.4 & 2.3 & 1.6 & 1.6 & 4.0 & 3.1 & 3.2 & 1.8 \\2.2 & 2.2 & 1.7 & 0.5 & 3.6 & 3.4 & 1.9 & 2.0 & 3.0 & 1.1 \\3.0 & 4.0 & 4.0 & 2.1 & 1.9 & 1.1 & 0.5 & 3.2 & 3.0 & 2.2\end{array}$$

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Definitions:

Marginal Cost

The financial outlay required to produce an additional unit of a good or service.

Gasoline

A transparent, petroleum-derived liquid that is used primarily as a fuel in most spark-ignited internal combustion engines.

Car Wash

A facility for cleaning vehicles, typically involving an automated system with brushes and water jets or a manual cleaning by workers.

Marginal Decisions

Decisions made based on the additional benefit or cost of consuming or producing one more unit of a good or service.