The table provided below shows paired data for the heights of a certain country\

Question

The table provided below shows paired data for the heights of a certain country's presidents and their main opponents in the election campaign Construct a scatterplot choose the correct graph below. Does there appear to be a correlation between the presidents height and his opponent's height? A. Yes, there appears to be a correlation As the president's height increases, his opponent's height increases. B. Yes, there appears to be a correlation. The candidate with the highest height usually wins. C. Yes, there appears to be a correlation As the president's height increases, his opponent's height decreases. D. No, there does opponent's height decreases not appear to be a correlation because there is no general pattern to the data.

Explanation / Answer

In order to create the scatter plot you need to provide the table containing the data.

If the scatter plot shows an upward trend, this means there is a +ve correlation and as the president's height increases, opponent's height increases.

If the scatter plot shows a downward trend, this means there is a -ve correlation and as the president's height increases, opponent's height decreases.

If there appears to be no linear trend, then the data in unrelated.

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