DHL recently selected a random sample of packages and weigh them. The weights for the samples are given below. Required:
a. Develop a frequency distribution using classes having equal widths.
b. Develop a relative frequency and a cumulative relative frequency distribution for the weights.
c. What percent of the sampled crates have weights greater than 96 pounds?

DHL
89
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97
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77
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96
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98
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85