SOLUTION: If I know a three day moving average is 50. How would I figure how much it needs to change today to make the three day change to 48.

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Question 127376: If I know a three day moving average is 50. How would I figure how much it needs to change today to make the three day change to 48.
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
the 3-day average is 50, so the sum is 3*50 or 150

for an average of 48, the sum is 3*48 or 144

so you have to change the sum by 144-150 or -6