51 Quarter Year 1 2 3 4 8,824 8,948 9,355 9,170 9,164 8,615 9,603 9,907 9,816 10,019 9,940 9,565 4 10,166 10,081 11,897 11,454 10,291 11,400 12,654 12,194 i. Compute the four-quarter centred moving...

To better understand and schedule emergency room service a hospital administrator collected data on the quarterly amount of hours of patient services rendered.The data are shown in the following table.


Extracted text: 51 Quarter Year 1 2 3 4 8,824 8,948 9,355 9,170 9,164 8,615 9,603 9,907 9,816 10,019 9,940 9,565 4 10,166 10,081 11,897 11,454 10,291 11,400 12,654 12,194 i. Compute the four-quarter centred moving average ii. Fit a trend line formula to the results in (a) and calculate the trend components iii. Compute the cyclical components iv. Compute the seasonal indices v. Determine the irregular components for each quarter