Mathematics, 03.09.2020 21:01, hardwick744
Has the marrying age of a man changed over the years? The United States Bureau of the Census takes a formal count of everyone in the U. S. every 10 years and has provided the following data that gives the median age of an American man at the time of his first marriage.
Year: 1910, 1920, 1930, 1940, 1950, 1960, 1970, 1980, 1990, 2000
Median Age: 25.1, 24.6, 24.3, 24.3, 22.8, 22.8, 23.2, 24.7, 26.1, 26.8
Determine a ten-year period when the AVERAGE RATE OF CHANGE IS NEGATIVE
a.1910 - 1920
b.1920 - 1930
c.1940 - 1950
d. All of the above
Answers: 2
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Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.
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Has the marrying age of a man changed over the years? The United States Bureau of the Census takes a...
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