Alcohol Consumption. Refer to the alcohol consumption data given in Exercise 2.86.

a. Construct a table similar to Table 2.14 for the data, based on the classes specified in Exercise 2.86. Interpret your results.

b. Construct an ogive for the data.

Further Stem-and-Leaf Techniques. In constructing a stem-andleaf diagram, rounding or truncating each observation to a suitable number of digits is often useful.