the skew in the distribution is _.
negative
positive
symmetrical
zero

if the writer writes for two more days and creates 5 and 7 comic strips, respectively, the difference of the mean and the median for the new data set is _.
1.2
0.75
0.66
0.28

the skew in the distribution is negative positive symmetrical zero if the writer writes for two more days and creates 5 and 7 comic strips respectively the diff class=