A randomly selected list of everyday food items was generated. Twenty-eight Grub Savers stores were surveyed as to what the cost of the list of items would cost. The mean and standard deviation is recorded in the table below. Sixty Budget food stores were surveyed in a similar manner.    mean amount spent s grub savers $49 $10 budget food $52 $20 Test whether the mean amount spent at Grub Savers is less than the mean amount spent at Budget Food. ? = 0.01

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