The receipts at a grocery store show the total number of items each customer purchased. Some of the receipts showed these results: 17, 19, 22, 38, 38, 45, 46, 47, 48, 50, 52, 51, 56, and 73. Which of the following is the median with its correct interpretation?

Median = 45; on average, people typically buy 45 items from this store.
Median = 45.5; on average, people typically buy 45 items from this store.
Median = 46; on average, people typically buy 46 items from this store.
Median = 46.5; about 50% of shoppers at this store will buy fewer than 46.5 items.
Median = 47; about 50% of shoppers at this store will buy fewer than 47 items.