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A Realtor Wishes to Compare the Square Footage of Houses

question 19

Essay

A realtor wishes to compare the square footage of houses in 4 different towns, all of which are pricedapproximately the same. The data are listed below. Can the realtor conclude that the mean square footage inthe four towns are equal? Use α = 0.01.  Town 1  Town 2  Town 3 Town 4 2150178015302400200015401670235019801690158026002210165016002150190015002000175022002350\begin{array} { c c c c } \hline \text { Town 1 } & \text { Town 2 } & \text { Town } 3 & \text { Town 4 } \\\hline 2150 & 1780 & 1530 & 2400 \\2000 & 1540 & 1670 & 2350 \\1980 & 1690 & 1580 & 2600 \\2210 & 1650 & 1600 & 2150 \\1900 & & 1500 & 2000 \\& & 1750 & 2200 \\& & & 2350 \\\hline\end{array}


Definitions:

CTU Instruction

A command used in PLC (Programmable Logic Controller) programming to count upwards towards a preset value, often used in automation for tracking or controlling processes.

Counter Structure

A programming construct used to store the number of occurrences or iterations, often used in loops or to track events.

Retains Accum

A function or method in PLCs or similar systems that allows the accumulation of data or values to be retained even after power loss or system restart.

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