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I'm trying to determine the weighted average

Solved by Z. C. in 20 mins

I have a problem regarding to Weighted average

Solved by X. J. in 30 mins

I need a formula to calculate the weighted average of a group of rate per miles for commuter train fares.The data is a set of fares (in$) between a central city and several outlying cities,. together with the respective mileages between the central city and each outlying city. I have calculated the rate per mile (fare divided by miles) for each city pair. But I don't know the formula for the weighted average rate per mile for the entire data set. Your help would be most appreciated.

Solved by E. J. in 26 mins

I am looking for a way to weight baseball statistics - ex, batting average weighted by times at bat, earned run average weighted by innings pitched.

Solved by F. J. in 23 mins

I've to calculate the average % error over a period of time for a three year weighted and unweighted average.

Solved by D. D. in 28 mins