The data point A is between two given data points and it lies within the line connecting the data points, thus we can conclude that point A is an example of interpolation.
Extrapolation is the process of extending a line connecting the data points beyond the given data points to make inferences based on the previous trend of the data set. This helps us to understand what will happen in the future if the trend continues in the same manner.
Interpolation is the process of determining an unknown variable between two known variables. In this process the data point is located within the line connecting the data points.
In this given graph, the data point A is between two given data points and it lies within the line connecting the data points, thus we can conclude that point A is an example of interpolation.
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