Compute the? variance-standard? deviation and range

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Suppose a bank? branch, located in a commercial? district, is concerned with its service during the? noon-to-1 pm lunch period. The waiting? times, in? minutes, collected from a sample of 15 customers during this? hour, are listed below.

b. Compute the? variance, standard? deviation, range, coefficient of? variation, and Z scores. Are there any? outliers? Explain.

Complete parts? (a) through? (d) below. 4.22 5.59 2.68 5.11 4.79 2.24 3.58 3.26 4.66 6.04 0.43 5.22 6.54 6.57 3.67

Reference no: EM132091768

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