The Bureau of Justice Statistics surveys jail inmates on various issues and reports its findings in Profile of Jail Inmates. Independent simple random samples of jail inmates in two different years gave the following information on age.

At the 5% significance level, do the data provide sufficient evidence to conclude that, in the two years, jail inmates are nonhomogeneous with respect to age?

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Year 1996 2002 Total 17 or younger 18-24 77 78 15 88 103 191 72 66 138 28 1745 25-34 35-44 45-54 55 or older 10 Total 276 274 500