The following table gives annual peak flood magnitudes in a river. Estimate the flood peaks with return period 10, and 50 years using Gumbel's extreme value distribution, Year Q (cumec) Year Q (cumec) Year Q (cumec) Year Q (cumec) 1950 1982 1965 1246 1980 2291 1995 1252 1951 1705 1966 2469 1981 3143 1996 983 1952 2277 1967 3256 1982 2619 1997 1339 1953 1331 1968 1860 1983 2268 1998 2721 1954 915 1969 1945 1984 2064 1999 2653 1955 1557 1970 2078 1985 1877 2000 2407 1956 1430 1971 2243 1986 1303 2001 2591 1957 583 1972 3171 1987 1141 2002 2347 1958 1325 1973 2381 1988 1642 2003 2512 1959 2200 1974 2670 1989 2016 2004 2005 1960 1736 1975 1894 1990 2265 2005 1920 1961 804 1976 1518 1991 2806 2006 1773 1962 2180 1977 1218 1992 2532 2007 1274 1963 1515 1978 966 1993 1996 2008 2466 1964 1903 1979 1484 1994 1540 2009 2387 Show transcribed image text