Make a file
---------
2.1
1.5
3.1
2.5
1.5
6.1
11.2
7.0
1.1
9.9
2.5
-3.1
6.1
3.1


1) Read input file.  Ignore anything below 2.0 or above 10.0.  Tell me how many entries there are. 

2) Print it in sorted order.

3) Print the median.

4) Print the mean of all the numbers that are in range.  

5) For an extra 1% ... tell me the mode (most common single answer)

Due:  Thr Jan 30th