Q3) Below are the scores obtained by a student in tests

34,36,36,38,38,39,39,40,40,41,41,41,41,42,42,45,49,56

1)Find mean, median, variance, standard deviation.

2)What can we say about the student marks? [Hint: Looking at the various measures calculated above whether the data is normal/skewed or if outliers are present].