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\fQuestion 6 {continued} Marks o. A marketing resea roh rm wants to know whether the average shopping expenses {in $} per week for male shoppers who shop at a supermarket chain is different from that of female shoppers. A sample of El} male shoppers and 25 female shoppers are randomly selected. The results of the analysis obtained using MS Exoel are shown in the following table. -5m Mean \" Standard Deviation 12.65 12.06 Observations t Criljoal one-tail t Critical taro-tail Test the hypothesis. at 5% level of signifioanoe, to determine vtether there is a d'rfferenoe between the average shopping expenses per week for male and female shoppers at this supermarket ohain. Assume that the shopping expenses per week for male and female shoppers at this supermarket chain are both normallyr distributed with equal varianoes. [5]