# Question: data set 6 1 4 2 3 4 6 8...

###### Question details

Data Set: 6, 1, 4, 2, 3, 4, 6, 8, 9

a. Calculate the mean, median, mode, range, variance and standard deviation (using either formula).

b. Compare the two groups in terms of central tendency and variability. What conclusions can you draw from the data in regards to average number of time a student posted, variability of postings, etc?