2.35 [EX02-035] The 2003 American Community Survey universe is limited to the household population and excludes the population living in institutions, college dormitories, and other group quarters. The accompanying table lists the number of rooms in each of the 8,658,290 housing units in Texas.

Rooms Housing Units Rooms Housing Units 1 room 124,486 6 rooms 1,649,479 2 rooms 349,496 7 rooms 913,138 3 rooms 1,007,873 8 rooms 520,248 4 rooms 1,548,984 9 rooms 485,506 5 rooms 2,059,080 Source: U.S. Census Bureau, American Community Survey Office

a. Draw a relative frequency histogram for the number of rooms per household.

b. What shape distribution does the histogram suggest?

c. Based on the graph, what do you know about the number of rooms per household in Texas?