The following data represent the length of life in years, measured to the nearest tenth, of 39 similar fuel pumps:(a) Construct a stem-and-leaf plot for the life in years of the fuel pump using the digit to the left of the decimal point as the stem for each observation.(b) Set up a relative frequency distribution.(c) Compute the sample mean, sample range, and sample standarddeviation.

3.0 0.3 3.3 0.2 6.0 5.5 6.5 0.2 2.3 1.5 4.0 5.9 2.0 1.3 0.4 1.8 4.7 0.7 2.5 4.5 0.5 1.5 5.0 0.3 5.6 6.0 1.0 6.0 12 0.2