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Calculate a four-quarter weighted moving average for the number of America Online subscribers

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Calculate a four-quarter weighted moving average for the number of America Online (AOL) subscribers for the nine quarters of data. The data are reported in thousands. Apply wights of .1, .2, .3 and .4, respectively, for the quarters. In a few words, describe the trend in the number of subscribers.

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The expert calculates the four-quarter weighted moving average for the number of America.

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Here I generate a small data set and demonstate how a weighted moving average is computed. I then graph out the moving average against the original data.

Calculate a four-quarter weighted moving average for the number of America Online (AOL) subscribers for the nine quarters of data. The data are reported in thousands. Apply weights of .1, .2, .3 and .4, respectively, for the quarters. In a few words, describe the trend in the number of ...

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