Ashoe store marks up the price of its shoes at 120% over cost. a pair of shoes goes on sale for 20% off and then gors on the clearance rack for an additional 30% off. a customer walks in with a 10% off coupon good on all clearance items and buys the shoes. express the stores profit on these shoes as a percentage of the orginial cost

Now, martin can reasonably guess that the standard deviation for the entire population of people at the mall during the time of the survey is $1.50. what is the 95% confidence interval about the sample mean? interpret what this means in the context of the situation where 95 people were surveyed and the sample mean is $8. use the information in this resource to construct the confidence interval.