Discuss the below:
1. Calculate SS, variance, and standard deviation for the following sample:
4, 7, 3, 1, 5
2. Find the range for the following population of scores:
3, 4, 4, 1, 7, 3, 2, 6, 4, 2
1, 6, 3, 4, 5, 2, 5, 4, 3, 4
3. Construct a frequency distribution table for the following sample data. Calculate the mean, sum of squares, variance, and standard deviation.
28, 24, 22, 23, 30, 30, 29, 27, 28, 28, 25, 30, 28, 29, 27, 26, 26, 24, 30, 26