You discover that the years of marriage before a divorce for nine Whites and nine non-Whites are as follows:
Whites 12, 1, 8, 9, 10, 17, 3, 6, 6
Non-Whites 1, 9, 15, 18, 11, 13, 14, 7, 3
Which statement about this data is TRUE?
A) On average, non-Whites stay married longer prior to divorce than the Whites.
B) There is no difference in the range for the two groups.
C) The mean years of marriage prior to divorce are the same for both groups.
D) The median years of marriage prior to divorce are three years longer for Whites than non-whites.
A
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