Sales for Hobi-cat, a 17-foot catamaran sailboat, have averaged 250 boats per month over the last...

 

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Sales for Hobi-cat, a 17-foot catamaran sailboat, have averaged 250 boats per month over the last 5 years with a standard deviation of 25 boats. Assuming that the demand is about the same as past years and follows a nor- mal curve, what is the probability that sales will be less than 280 boats next month? Sales for Hobi-cat, a 17-foot catamaran sailboat, have averaged 250 boats per month over the last 5 years with a standard deviation of 25 boats. Assuming that the demand is about the same as past years and follows a nor- mal curve, what is the probability that sales will be less than 280 boats next month?