Statistical Explanations

The Range:  Is the minimum value taken away from the maximum value.

The Mode: Is the value that occurs the most.

The Median: Is the middle value when the data is put in order. If there are 2 middle values then they are added and divided by 2.

The Mean: Is worked out by adding all the data values together and then dividing by how many data value there are.

Standard Deviation: Is a measure of how the middle half (the 2nd and 3rd quarters) of the data is spread out.