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Changes to standard deviation (+/-)
If you add or subtract the same number to every value in a list, the standard deviation does not change
Changes to standard deviation (mult/divide)
If you multiply or divide by the same number to every value in a list, the standard deviation changes by that factor
Standardization
Step 1: Calculate the average and standard deviation
Step 2: Subtract the average from each value
Step 3: Divide each result by the standard deviation
answer1
answer1