(6, 5)
(5, 8)
(5, 7)
(5, 5)
(7, 5)
Correct answer is D
first re-arrange the given data in the form 3, 5, 5, 7, 8, 9 Mean(x) = \(\frac{\sum x}{N}\)
= \(\frac{42}{7}\)
= 6, re-arrange thenumbers,
3, 5, 5| 7, 8, 9 median(D) = 5
(m, d) = (5, 5)