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Global Stats
A poll reveals that the average (arithmetic mean) income of \(10\) households is \(\$25,000.\) If \(6\) of the households have incomes of \(\$30,000\) each, what is the average income of the other \(4\) households?
A. \(\$21,500\)
B. \(\$20,500\)
C. \(\$17,500\)
D. \(\$7,500\)
E. \(\$7,000\)
Answer: C
Source: Official Guide
A. \(\$21,500\)
B. \(\$20,500\)
C. \(\$17,500\)
D. \(\$7,500\)
E. \(\$7,000\)
Answer: C
Source: Official Guide
