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A sample of households that subscribe to the United Bell Phone Company for landline phone service...

A sample of households that subscribe to the United Bell Phone Company for landline phone service revealed the following number of calls received per household last week. The number of calls were as follows: 53, 43, 30, 38, 30, 42, 12, 46, 39, 37, 34, 46, 32, 18, 41, &5 a. Class range b. Class mean c. Class median d. Class mode e. Class variance f. Class standard deviation

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