(i. The weekly sales from a sample of ten computer stores yielded a mean of $25,900; a median $25,000 and a mode of $24,500. The shape of the distribution is negatively skewed (ii) For the median (measure of central tendency), the data must be ranked before it is possible to determine it.
(iii) If the sum of all the values of a distribution is divided by the number of values, the result is the arithmetic mean.
A) (i), (ii) and (iii) are all correct statements
B) (i) and (ii) are correct statements but not (iii).
C) (i) and (iii) are correct statements but not (ii).
D) (ii) and (iii) are correct statements, but not (i).
E) (i), (ii) and (iii) are all false statements.

Question

Quizplus · Accepted Answer

The median requires data to be ranked, and dividing the sum of all values by the number of values gives the arithmetic mean. A negatively skewed distribution typically has a mean less than the median, which is not the case here.

(I the Weekly Sales from a Sample of Ten Computer