I have the following table. I want to calculate a weighted average grouped by each date based on the formula below. I can do this using some standard conventional code, but assuming that …

I'm trying to use R to calculate the moving average over a series of values in a matrix. There doesn't seem to be a built-in function in R that will allow me to calculate moving averages. Do …

Sep 28, 2012 · I am trying to find a way to calculate a moving cumulative average without storing the count and total data that is received so far. I came up with two algorithms but both need to …

Pandas Group Weighted Average of Multiple Columns Asked 10 years ago Modified 1 year, 6 months ago Viewed 19k times

I want the weighted average of rate with items of amount serving as weights. The idea is, if an amount is small (such as 3,058 compared to the total 112,230), then its rate should have less …

I am trying to calculate a weighted average in SQL Server. I'm aware that there are tons of questions out there addressing the problem, but I have the additional problem that I query a lot …

8 I have several weighted values for which I am taking a weighted average. I want to calculate a weighted standard deviation using the weighted values and weighted average. How would I …

In cell G3 I'd like to have a formula that takes the weighted average of all of the categories. The major caveat, some categories will not have values. If a category has a blank value, its …

Jul 20, 2015 · I need a sum of adjusted_lots , price which is weighted average , of price and adjusted_lots , grouped by all the other columns , ie. grouped by (contract, month , year and …

Apr 26, 2010 · My goal is to get a weighted average from one table, based on another tables primary key. Example Data: Table1 Key WEIGHTED_AVERAGE 0200 0 Table2 ForeignKey …