A researcher is interested in investigating whether the military branch a person signs up for and the person's blood type are dependent. The table below shows the results of a survey. Frequencies of Military Branch and Blood Type 0 A B AB 121 72 47 21 Army Navy 105 63 40 28 Air Force 106 50 63 29 Marines 106 88 51 21 What can be concluded at the a= 0.10 significance level?

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