If you have a dataset, and you add 5 to each datapoint, what is likely to occur?
A) The mean will be 5 units larger
B) The mean will change but not systematically
C) All three measures of central tendency will be 5 units larger
D) None of the above.

Question

Quizplus · Accepted Answer

Adding a constant value to each data point in a dataset shifts all measures of central tendency (mean, median, and mode) by that constant value. Therefore, if you add 5 to each data point, the mean, median, and mode will all increase by 5 units.

If You Have a Dataset, and You Add 5 to Each