Activity Books Cattle in Colorado History | Page 9

Calculate the value of cattle to Colorado ... People who keep track of the number of things , whether it is people , cattle , corn , or textbooks are called statisticians . They work with statistics or numbers and values . In Colorado we have been keeping statistics on cattle since 1867 . To get the value of cattle , multiply the number of cattle by the value per animal . Round to the nearest fifty thousand . You may want to use a calculator to help figure the answer .
YEAR NUMBER OF CATTLE VALUE PER ANIMAL TOTAL VALUE 1867 147,000 $ 22.10 $ 3,250,000 1870 271,000 $ 25.20 1875 488,000 $ 18.40 1880 809,000 $ 14.30 1885 1,240,000 $ 27.30 1900 1,223,000 $ 28.30 1920 1,757,000 $ 49.70 1930 1,465,000 $ 50.90 1940 1,400,000 $ 38.10 1950 1,800,000 $ 125.00 1960 2,267,000 $ 131.00 1970 3,212,000 $ 170.00 1980 2,975,000 $ 510.00 1990 2,800,000 $ 620.00 2000 3,150,000 $ 710.00
Study the numbers above . Write a statement based on what the numbers tell you . Examples : The number of cattle in Colorado doubled from the 1940s to 2000 .
The greatest increase in value of animals occurred during the 1970s .
What are some of the reasons the value of cattle increase and / or decrease ?