Homework Help: stastics

Posted by gaio on Tuesday, December 7, 2010 at 8:09pm.

johns runs a computer software store.he counted 128 people who walkrd by his store in a day , 60 of whom came into the store, of the 60 only 21 brought something in the store.estimate the prob that that a person who walks by the storeenter the store .round your answer to the nearest hundredth.

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