# If the standard deviation of six observations is increased by 5.Find the new standard deviation

10 views
ago
If the standard deviation of six observations is increased by 5.Find the new standard deviation.

ago by (45.2k points)

If a constant, k, is added to each number in a set of data, the mean will be increased by k and the standard deviation will be unaltered (since the spread of the data will be unchanged). Hence, S.D. of the new data = 11