The marketing division of your company wishes to know if the average age is equal for different types of funds selected to invest in. There are four main funds that they wish for you to consider, a U.S.A. dividend fund, a U.S.A. value fund, a U.S.A. growth fund and an emerging market fund.
You randomly sampled 13 from each fator and the results were:

U.S.A. dividend fund.
42.0 , 37.0 , 41.0 , 41.0 , 39.0 , 38.0 , 42.0 , 44.0 , 40.0 , 41.0 , 39.0 , 41.0 , 40.0
U.S.A. value fund.
39.0 , 44.0 , 44.0 , 38.0 , 42.0 , 41.0 , 40.0 , 43.0 , 46.0 , 42.0 , 37.0 , 32.0 , 39.0
U.S.A. growthfund.
37.0 , 38.0 , 38.0 , 39.0 , 35.0 , 39.0 , 38.0 , 33.0 , 40.0 , 35.0 , 39.0 , 40.0 , 38.0
emerging market fund
40.0 , 45.0 , 41.0 , 36.0 , 37.0 , 42.0 , 41.0 , 39.0 , 39.0 , 42.0 , 42.0 , 49.0 , 46.0


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