Prices for a slice of plain pizza (in US$) were measured in Chicago for 156 weeks. The histogram below summarizes this data. Evaluate each of the following statements. Select all of the statements which are true.
a. The most common price for a slice of plain pizza is $57.
b. The histogram is skewed right because most of the data is on the right.
c. Most slices of plain pizza are sold for between $2 and $3, and only a few sell for less than $2.
d. The mean price of a slice of plain pizza is less than the median price.
e. You have a better chance of paying more than $2.85 for a slice of plain pizza than you do paying less than $1.75.
f. The price of plain pizza in Chicago is increasing during the 156 weeks the data is recorded because the graph is taller on the right.