The Data Below Are the Ages and Systolic Blood Pressures $\mathrm { Se } ,$

question 29

Multiple Choice

The data below are the ages and systolic blood pressures (measured in millimeters of mercury) of 9 randomly selected adults. Find the standard error of estimate, $\mathrm { Se } ,$ given that ? = 1.488x + 60.46. $$\begin{array} { l | c | c | c | c | c | c | c | c | c | } \text { Age, } \mathrm { x } & 38 & 41 & 45 & 48 & 51 & 53 & 57 & 61 & 65 \\\hline \text { Pressure, } \mathrm { y } & 116 & 120 & 123 & 131 & 142 & 145 & 148 & 150 & 152\end{array}$$

• A)4.199
• B)6.981
• C)5.572
• D)3.099

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Definitions:

Average Product

The ratio of total product to the amount of input used, determined by dividing the overall output by the input quantity.

Average Product

The average amount of output produced per unit of a specific input, like labor or capital, over a certain period.

Diminishing Returns

The principle stating that if one factor of production is increased while others remain constant, the overall returns will initially increase but will eventually decrease after a certain point.