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  • 5 years ago

A local bank claims that the waiting time for its customers to be served is the lowest in the area. A competitor bank checks the waiting times at both banks. Test the local bank’s claim. Use the information given below. State the null/ alternative hypotheses, the significance level, the critical value, the test statistic, the decision and conclusion. read the comment to see the values

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  1. anonymous
    • 5 years ago
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    Local Bank Competitor Bank Sample size n1 = 45 n2 = 50 Average waiting time in minutes 2.3 min. 2.6 min. for each sample Sample Standard Deviation of s1 = 1.1 min. s2 = 1.0 min. each sample

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