Midpoint of third and fourth class

Consider the following frequency table representing the distribution of the cost to a pizza parlor of additional toppings on a pizza (in dollars) Cost of a Topping (in Dollars) Class Frequency 0.21-0.30 + 0.31-0.40 in 0.41-0.50 0.51-0.60 2 0.61-0.70 Copy Data