The mean of a set of 5 numbers is 12. One of the numbers in the set is 16. If 16 is removed from the list, what is the new mean?
1 answer:
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Answer:
or
Step-by-step explanation:
The given absolute value inequality is
Divide both sides of the inequality by -2 and reverse the inequality sign:
By the definition of the absolute value function;
Either or
Divide through the rightmost inequality by -1 and reverse the sign.
This implies that:
or