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A marketing firm asked a random set of married and single men how much they were willing to spend on a vacation. Is there sufficient

A marketing firm asked a random set of married and single men how much they were willing to spend on a vacation. Is there sufficient evidence at a =0.05 to conclude that is there a difference in the two amounts? Married Men Single Men Sample size 70 70 Sample mean $880 $825 Population variance 5700 7900

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