Question 6 Annual precipitation at rain-gauge station X and the average annual precipitation at 20 surrounding rain-gaug

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Question 6 Annual Precipitation At Rain Gauge Station X And The Average Annual Precipitation At 20 Surrounding Rain Gaug 1 (71.39 KiB) Viewed 35 times

Question 6 Annual precipitation at rain-gauge station X and the average annual precipitation at 20 surrounding rain-gauge stations are given below. Examine the consistency of data at station X. Indicate at what year a change in regime has occurred and how you are going to make the necessary adjustments. Year Annual rainfall at stn. X (cm) Ave. ann. rainfall of 20 stns. (cm) Year Annual rainfall at stn. X (cm) Ave. ann. rainfall of 20 stns. (cm) 1962 22.8 35.0 28.2 17.3 30.2 22.3 1963 1964 1965 1966 30.5 38.9 43.7 32.2 27.4 32.0 1972 1973 1974 1975 1976 1977 27.4 25.2 28.2 28.4 24.1 26.9 33.3 23.4 36.0 31.2 23.1 23.4 23.1 33.2 26.4 1967 49.3 20.6 28.4 1968 1969 1970 1971 36.1 28.4 25.1 23.6 1978 1979 1980 29.5 28.4 24.6 21.8