Decision to buy model a if repair cost is given

Reference no: EM13156022

You want to buy a microwave oven and will choose Model A if its repair costs are lower than Model B's. For 47 Model A ovens, the mean repair cost was $92 and the standard deviation was $15.50. For 56 Model B ovens, the mean repair cost was $85 and the standard deviation was $30. At alpha=.01, would you buy Model A?

Reference no: EM13156022

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