Table 3-3 -Refer to Table 3-3

question 1

Multiple Choice

Table 3-3
$\begin{array}{|l|c|c|c|c|}\hline&\text { Hours needed to make one unit of: }&&\text { Amount produced in } 2400 \text { hours: }\\\hline & \text { Cars } & \text { Aeroplanes } & \text { Cars } & \text { Aeroplanes } \\\hline \text { US } & 40 & 160 & 60 & 15 \\\hline \text { Europe } & 50 & 150 & 48 & 16 \\\hline\end{array}$
-Refer to Table 3-3.The opportunity cost of one aeroplane for Europe is:

• A)four cars
• B)three cars
• C)1/3 car
• D)1/4 car

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Definitions:

Mean Income

The average income calculated by dividing the total income of a group by the number of individuals or households in that group.

Statistic

A numerical measure that describes some characteristic of a sample, such as its mean or variance, used for making inferences about a population.

Interquartile Range

A measure of statistical variability, representing the difference between the 75th (upper quartile) and 25th (lower quartile) percentiles.

Variance

A gauge for the extent of dispersion in a collection of data, derived by the average of squared differences relative to the mean.