2. Given below are the rainfall data in station S with missing observations for more than three months. Rainfall data in stations A, B and C as index stations are also given. Reconstitute the annual total and the missing monthly values of rainfall in station S using the normal-ratio method and regression correlation analysis.
2. Given below are the rainfall data in station S with missing observations for more than three months. Rainfall data in stations A, B and C as index stations are also given. Reconstitute the annual total and the missing monthly values of rainfall in station S using the normal-ratio method and regression correlation analysis.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:2. Given below are the rainfall data in station S with missing observations for more than three
months. Rainfall data in stations A, B and C as index stations are also given. Reconstitute the
annual total and the missing monthly values of rainfall in station S using the normal-ratio
method and regression correlation analysis.
Index Stations
Station S
A
B
C
Month
Total
Normal
Total
Normal
Total
Normal
Total
Normal
(2007) (15yrs)
15.4
(2007) (15yrs)
2.1
2.0
(2007) (15yrs) (2007) (15yrs)
2.0
5.9
22.1
January
February
5.6
42.4
5.5
74.1
5.5
2.5
7.6
7.3
5.7
2.8
20.1
March
8.0
31.6
14.1
10.0
13.8
2.6
33.5
41.3
April
Мay
June
22.1
53.3
29.1
8.3
25.3
24.1
37.0
missing
missing
430.5
293.6
127.7
127.4
208.4
189.2
141.5
152.9
490.7
524.0
474.2
263.3
550.1
273.9
241.7
277.7
239.8
July
August
September missing
October
489.9
327.8
582.9
314.4
288.4
531.1
596.0
704.2
448.7
455.1
414.6
224.7
296.7
473.4
407.0
292.6
371.1
303.8
339.7
262.7
missing
195.0
88.5
82.0
68.6
205.0
240.1
248.4
November
54.8
78.2
45.0
48.2
47.3
111.0
59.6
26.3
December
13.4
23.1
17.8
18.4
0.6
22.1
35.8
17.9
ΤΟTAL:
missing 2804.5
2439.1
1661.9
2311.7
1884.7
1612.4
1666.1
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