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
56 or older
In town branch
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
56 or older
In town branch
d. find X2 statistic_____________
e. How many degrees of freedom does the x2 statistic have_________
f. find the critical value at a=0.05
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