An analyst at a local bank wonders if the age distribution of customers coming f

Question

An analyst at a local bank wonders if the age distribution of customers coming for service at his branch in town is the same as at the branch located near the mall. He selects 100 transactions at random from each branch and researches the age information for the associated customer. Use the accompanying table below to complete parts a through g below. Click the icon to view the data table of customer age distribution and branch location. What are the expected numbers for each cell if the null hypothesis is true? Find the x2 statistic. X^2 = 7.72 (Round to two decimal places as needed.) How many degrees of freedom does the x^2 statistic have? df = 2 (Type an integer or a decimal.) Find the critical value at a 0.05. x^2 = 5.991 (Round to three decimal places as needed.) What do you conclude? The test statistic is greater than the critical value. There is sufficient evidence to reject H_0.

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Answer : CORRECT ONLY.

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