From the following table representing family structure for black and white children in a particular community,
find (a) the percent of black children having two-parent families, (b)
the percent of white children having two-parent families, (c) the proportion of black children
having two-parent families, and (d) the proportion of white children having two-parent
families.
Family Structure Black White
One parent 53 59
Two parents 60 167
Total 113 226
What would be an ideal response?
a. The percent of black children having two-parent families is determined by
dividing the number of black children with two-parent families by the total number
of black children and multiplying the result by 100 in order to transform it into a
percentage:
60 / 113 0.531
0.531* 100 53.1%
= =
b. The percent of white children having two-parent families is determined by
dividing the number of white children with two-parent families by the total number
of white children and multiplying the result by 100 in order to transform it into a
percentage:
167 / 226 0.739
0.739 * 100 73.9%
= =
c. The proportion of black children having two-parent families is determined by
dividing the number of black children with two-parent families by the total number
of black children:
60 / 113 0.531
P 0.53
= =
d. The proportion of white children having two-parent families is determined by
dividing the number of white children with two-parent families by the total number
of white children:
167 / 226 0.739
P 0.74
= =
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