Summary Sheet - Summary Sheet Penny Year 1977 1978 1979...

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Summary Sheet Penny Year Average Mass (g) Average Volume (cm 3 ) Average Density (g/cm 3 ) 1977 3.1026 0.33 (or 1/3) 9.4 1978 3.0872 0.33 9.4 1979 3.0837 0.33 9.3 1980 3.1012 0.33 9.4 1981 3.0931 0.33 9.4 1982 3.0816 0.33 9.3 1983 2.4824 0.33 7.5 1984 2.5192 0.33 7.6 1985 2.4873 0.33 7.5 1986 2.5029 0.33 7.6 1987 2.4796 0.33 7.5 1988 2.4957 0.33 7.6 1989 2.4928 0.33 7.6 1990 2.4717 0.33 7.5 1991 2.4906 0.33 7.5 1992 2.4948 0.33 7.6 1993 2.5072 0.33 7.6 1994 2.5039 0.33 7.6 1995 2.4902 0.33 7.5 1996 2.4987 0.33 7.6 1997 2.4911 0.33 7.5 1998 2.4911 0.33 7.5 1999 2.5051 0.33 7.6 2000 2.5092 0.33 7.6 2001 2.4995 0.33 7.6 2002 2.4929 0.33 7.6 2003 2.5204 0.33 7.6 2004 2.4892 0.33 7.5 2005 2.5153 0.33 7.6 We can see from the accumulated data that there is a change in the trend of numbers in the average mass of the pennies from the years 1982 to 1983. This leads to a change in the average density of the same years. The data in this table shows only show the final data after calculation. To see how we arrived at these answers see flip side. To view the full set of data, see Raw Data Sheet.
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Sample Calculations Average Mass: To find the average mass we grouped three pennies from the same year, and massed them
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This note was uploaded on 04/17/2008 for the course BIOL 116 taught by Professor Meyer during the Spring '08 term at Austin College.

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Summary Sheet - Summary Sheet Penny Year 1977 1978 1979...

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