Centuries: 19th century - 20th century - 21st century
Decades: 1920s 1930s 1940s 1950s 1960s - 1970s - 1980s 1990s 2000s 2010s 2020s
Years: 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979
See also: List of rock and roll albums in the 1970s
... are very much like controlled experiments except that they lack probabilistic equivalency between groups. These types of experiments often ...
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