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.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 2AGP
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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.
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
Transcribed Image 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
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