Station 2973 Summer TMax Stats

Plot of Summer TMax 1904-2009 showing two trends.

Stats:

Stats 1904-2009  
Slope 0.008923881
Std err in slope, Sb 0.008039628
degrees freedom 103
Confidence level 0.95
Student t 1.983262337
Confidence interval 0.015944692
   
slope 0.009 ± 0.016
lower -0.00702081
upper 0.024868573

 

1904 to 1942  
Slope 0.159634514
Std err in slope, Sb 0.033059926
degrees freedom 36
Confidence level 0.95
Student t 2.02809133
Confidence interval 0.067048549
   
slope 0.16 ± 0.067
lower 0.092585965
upper 0.226683063

 

1943-2009  
Slope -0.012654641
Std err in slope, Sb 0.014488249
degrees freedom 65
Confidence level 0.95
Student t 1.997136678
Confidence interval 0.028935014
   
slope -0.013 ± 0.029
lower -0.041589655
upper 0.016280373

 

Data:

Summer Tmax
x y
1904 30.6
1905 28.9
1906 30.6
1908 31.7
1909 33.3
1910 32.2
1911 30.6
1912 32.2
1913 27.8
1914 32.8
1915 32.2
1916 28.9
1917 30.6
1918 33.9
1919 36.1
1920 33.3
1921 32.2
1922 35
1923 31.1
1924 33.3
1925 34.4
1926 28.9
1927 31.1
1928 33.3
1929 35
1930 35.6
1931 35.6
1932 32.2
1933 37.2
1934 35
1935 36.7
1936 37.2
1937 37.2
1938 32.8
1939 35.6
1940 36.1
1941 41.1
1942 30.6
1943 35
1944 32.8
1945 34.4
1946 37.8
1947 35
1948 33.3
1949 37.2
1950 36.7
1951 33.9
1952 32.2
1953 31.7
1954 32.8
1955 33.3
1956 35
1957 33.9
1958 35.6
1959 35
1960 25
1961 38.3
1962 33.3
1963 33.9
1964 32.8
1965 30.6
1966 32.2
1967 35
1968 32.2
1969 33.3
1970 32.8
1971 32.8
1972 35
1973 32.2
1974 33.3
1975 33.9
1976 32.2
1977 30
1978 33.9
1979 32.8
1980 34.4
1981 31.5
1982 30
1983 35
1984 36
1985 32
1986 36
1987 33
1988 40
1989 37
1990 34
1991 34
1992 32
1993 31
1994 30.5
1995 32.5
1996 33
1997 35.5
1998 35
1999 32.5
2000 31.5
2001 36
2002 34.5
2003 36.5
2004 31
2005 32.5
2006 32
2007 33.5
2008 35
2009 31
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About J. Richard Wakefield

J. Richard Wakefield has published three fiction novels, Blinding White Flash, Blinding White Flash Invasion and The Barn. The sequel to The Barn, The Cunningham Arrests, is going to the publisher in 2015. He was a firefighter for 22 years in Toronto, and a professional computer programmer for 25 years. He lives with his wife, Dorothy, in Southwestern Ontario.
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