Table # 5. Wholesale Prices of Fish in Dollars All Fresh Catalina Seafood Offshore Fish Prices Products Prices Cod 19.99 17.95 Tilapi 6.00 13.95...

All Fresh Seafood is a wholesale fish company based on the east coast of the U.S. Catalina Offshore Products is a wholesale fish company based on the west coast of the U.S. Table #9.2.5 contains prices from both companies for specific fish types ("Seafood online," 2013) ("Buy sushi grade," 2013). Do the data provide enough evidence to show that a west coast fish wholesaler is more expensive than an east coast wholesaler? Test at the 5% level.

Table # 5. 2. 5: Wholesale Prices of Fish in DollarsAll FreshCatalinaSeafoodOffshoreFishPricesProducts PricesCod19.9917.95Tilapi6.0013.95Farmed Salmon19.9922.99Organic Salmon24.9924.09Grouper Fillet29.9919.09Tuna28.9531.95Swordfish23.4923.09Sea Bass32.9523.99Striped Bass29.9514.95