# Question: A Find the number of classes that should be used

a. Find the number of classes that should be used to construct a frequency distribution and histogram for the bottle design ratings.

b. If we round up to the nearest whole rating point, show that we should employ a class length equal to 3.

c. Define the nonoverlapping classes for a frequency distribution.

d. Tally the number of ratings in each class and develop a frequency distribution.

e. Draw the frequency histogram for the ratings data, and describe the distribution shape.

b. If we round up to the nearest whole rating point, show that we should employ a class length equal to 3.

c. Define the nonoverlapping classes for a frequency distribution.

d. Tally the number of ratings in each class and develop a frequency distribution.

e. Draw the frequency histogram for the ratings data, and describe the distribution shape.

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