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Following Are the Closing Prices (In Dollars) of a Certain

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Following are the closing prices (in dollars) of a certain stock for the past 20 trading days. 149.54131.62132.99144.42132.58133.24135.52139.78152.12134.13126.81131.94133.29142.06156.96139.56125.11158.80129.80144.99\begin{array} { l l l l l l l l l l } \hline 149.54 & 131.62 & 132.99 & 144.42 & 132.58 & 133.24 & 135.52 & 139.78 & 152.12 & 134.13 \\\hline 126.81 & 131.94 & 133.29 & 142.06 & 156.96 & 139.56 & 125.11 & 158.80 & 129.80 & 144.99 \\\hline\end{array} Find the population standard deviation for the closing prices.


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Data Availability

The extent to which data can be accessed in a timely, reliable manner by authorized users.

Toner

A fine powder used in laser printers and photocopiers to form the printed text and images on paper.

Maintenance Cycle

The regular and systematic process of maintaining, repairing, and servicing equipment to ensure it operates efficiently and effectively.

Printer Maintenance Kit

A set of replacement parts for a printer that typically includes items like rollers, fusers, and cleaning tools to ensure continued optimal performance.

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