For the data of Problem 14.2, find: a) The spread or range. b) The mean deviation (d – ). c) The standard deviation. Given the following values for a variable x: 1.03, 1.15, 1.07, 1.20, 1.01, 1.18,...

For the data of Problem 14.2, find:

a) The spread or range.

b) The mean deviation (d
^–).

c) The standard deviation.

Given the following values for a variable x:

1.03, 1.15, 1.07, 1.20, 1.01, 1.18, 1.05, 1.18, 1.04, 1.17

Find:

a) The arithmetic mean (x
^–).

b) The median.

c) The mode.