Two Neighbours,Molly and Sandy,are Separated by a White Picket Fence

question 99

Multiple Choice

Two neighbours,Molly and Sandy,are separated by a white picket fence.Each neighbour has a garden that grows tomatoes and peppers.To gain from trade,_____ can trade _____ to _____ for _____ if _____ is the more efficient grower of peppers.

• A) Molly;peppers;Sandy;peppers;Molly
• B) Sandy;tomatoes;Molly;peppers;Sandy
• C) Sandy;peppers;Molly;tomatoes;Molly
• D) Molly;peppers;Sandy;tomatoes;Molly

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Definitions:

Tchebysheff's Theorem

A statistical rule stating that for any set of data, no matter the distribution, a certain proportion of values will fall within a specified number of standard deviations from the mean.

Empirical Rule

A statistical rule stating that for a normal distribution, nearly all of the data will fall within three standard deviations of the mean.

Median

The middle value in an ordered list of numbers, or the average of the two middle numbers when the list has an even number of observations.

Range

The difference between the highest and lowest values in a dataset, a simple measure of the spread or dispersion of the data points.