ADTs, Data Structures, and Problem Solving with C++ 2nd Edition by Larry Nyhoff

تمرين 6

For Exercises 1-6, write a function for a two-dimensional vector of doubles that returns the value asked for. You should write driver programs to test these functions as instructed in Programming Problems 12-17 at the end of this chapter.
The standard deviation of the values in a given column (see Programming Problem 1 in Chapter 3)