Gashol (A Mixture of Gasoline and Methyl Alcohol)sales in Iowa

question 81

Essay

Gashol (a mixture of gasoline and methyl alcohol)sales in Iowa City have been recorded over the past 10 months as shown below:
$$\begin{array} { | c | c | c | c | c | c | c | c | c | c | c | } \hline \text { Manth } & \text { Jan } & \text { Feb } & \text { Mar } & \text { Apr } & \text { May } & \text { June } & \text { Juy } & \text { Aug } & \text { Sep } & \text { Oct } \\\hline \text { Sales } & 75 & 72 & 81 & 92 & 90 & 105 & 112 & 107 & 110 & 93 \\\hline\end{array}$$
-Compute the four month centered moving average.

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Definitions:

First Letter

The first letter typically refers to the initial character in a sequence of characters, such as those in an alphabet, word, or string of text.

Federal Holidays

Public holidays established by federal law in a country, during which non-essential federal government offices are closed, and employees are paid for the holiday.

Sample Space

The set of all possible outcomes or results in a probabilistic experiment or random trial.

Defective Merchandise

Items that fail to meet quality standards or are damaged, impacting their usability or saleability.