In a medium-sized southern city, 86 houses are for sale, each having about 2000 square feet of floor space. The asking prices vary. The frequency distribution shown contains the price categories for the 86 houses. Construct a histogram, a frequency polygon, and an ogive from these data.

Asking Price Frequency

$ 80,000–under $100,000 .........21

100,000–under 120,000 ...........27

120,000–under 140,000 ...........18

140,000–under 160,000 ...........11

160,000–under 180,000 ........... 6

180,000–under 200,000 ........... 3