Comparing higher proportion of satisfied customers

Assignment Help Basic Statistics

Reference no: EM1320527

A bank is comparing the quality of service given by its two most important branches. In branch A, 192 out of a random selection of 300 of its customers said that they were satisfied with the service. In branch B, 138 out of 250 randomly selected customers said that they were satisfied with the service.

At the 5% level of significance, can we infer that branch A has a significantly higher proportion of satisfied customers than branch B?

Reference no: EM1320527

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