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

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

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

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 bank and researches the age information for the associated customers.  Use the accompanying table below to complete parts a through g                                           Less than 30 30-55 56 or older Total In town  branch  20 42 38 100 Mall Branch 30 48 22 100 Total 50 90 60 200 a.  what are the null and alternative hypothesis b  what type of test is this chi square goodness of fit chi square test of homogeneity chi-square test of independence c. what are the expected values   Less than 30 30-55 56 or older Total In town  branch  100 Mall Branch 100 Total 50 90 60 200 d.  find X2 statistic_____________ e.  How many degrees of freedom does the x2 statistic have_________  f.  find the critical value at a=0.05 X2=____________ 

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