What is the arithmetic mean of 17, 34, 78, 78, 66, 34, 23 and 43?
Answer & explanation
Correct answer: option 1
The correct answer is Option (1) → 46.625
The arithmetic mean is the sum of the values divided by the number of values.
Sum \(=17+34+78+78+66+34+23+43=373\)
Number of values \(=8\)
Mean \(\displaystyle=\frac{373}{8}=46.625\)
The arithmetic mean is 46.625.