The Nielsen Home Technology Report provided information about home technology and its usage. The following data are the hours of personal computer usage during one week for a sample of 50 persons.

Summarize the data by constructing the following:
a. A frequency distribution (use a class width of three hours)
b. A relative frequency distribution
c. A histogram
d. Comment on what the data indicate about personal computer usage at home.

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4.1 1.5 10.4 5.9 3.4 5.7 1.66. 3.0 3.7 3.1 4.8 4.1 4.1 10.8 2.8 7.2 61 2.0 14.8 5.4 4.2 3.9 4. 1. 3.5 8.8 5.6 4.3 3.3 7.1 10.3 6.2 7.6 9.5 12.9 12. 0.7 4.0 9.2 4.4 5.7 5.7 5.9 4.7 3.9 3.7 3.1 6.1 3.1