Statistics for PRISM 2017

The total number of reported scores is 518

The mean score is 7.05

The median score is 7.0

The standard deviation is 3.15

Here is a bar chart showing the frequency distribution of the scores that have been reported so far for the junior contest

The total number of reported scores is 1010

The mean score is 8.89

The median score is 9.0

The standard deviation is 3.23

Here is a bar chart showing the frequency distribution of the scores that have been reported so far for the senior contest