Question
Using Microsoft Excel. Calculate the trend (mm/year) over the 75 years, report it and plot the trend-line. Does your data show a statistically significant trend?
Using Microsoft Excel. Calculate the trend (mm/year) over the 75 years, report it and plot the trend-line.
Does your data show a statistically significant trend? What is the error in the trend estimate? Report the error and other diagnostic information which you coulduse to assess your confidence in the trend estimate in the (assumed) linear model.
Below is the data:
Year Sea Level
1940 6966
1941 6918
1942 6946
1943 6912
1944 6943
1945 6988
1946 6988
1947 6945
1948 7002
1949 6971
1950 6935
1951 6995
1952 6991
1953 6992
1954 6959
1955 6998
1956 7016
1957 6998
1958 7033
1959 6959
1960 7034
1961 7031
1962 7044
1963 6967
1964 6991
1965 6986
1966 7009
1967 7043
1968 7027
1969 7056
1970 7056
1971 7073
1972 7131
1973 7101
1974 7073
1975 7096
1976 7012
1977 7009
1978 7111
1979 7088
1980 7054
1981 7050
1982 7087
1983 7169
1984 7146
1985 7105
1986 7111
1987 7142
1988 7068
1989 7092
1990 7080
1991 7142
1992 7165
1993 7158
1994 7104
1995 7139
1996 7216
1997 7212
1998 7264
1999 7206
2000 7172
2001 7167
2002 7141
2003 7213
2006 7230
2007 7194
2008 7211
2009 7279
2010 7291
2011 7275
2012 7281
2013 7258
2014 7285
2015 7255
sea_level_data_assignment1_2021.xlsx This is the link to the spreadsheet
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