# Question

The U.S. Census Bureau publishes data on housing units in American Housing Survey for the United States. The following table provides a frequency distribution for the number of rooms in U.S. housing units. The frequencies are in thousands.

Rooms No. of units

1 ........... 637

2 ........... 1,399

3 ........... 10,941

4 ........... 22,774

5 ........... 28,619

6 ........... 25,325

7 ........... 15,284

8+ ......... 19,399

A U.S. housing unit is selected at random. Find the probability that the housing unit obtained has

a. Four rooms.

b. More than four rooms.

c. One or two rooms.

d. Fewer than one room.

e. One or more rooms.

Rooms No. of units

1 ........... 637

2 ........... 1,399

3 ........... 10,941

4 ........... 22,774

5 ........... 28,619

6 ........... 25,325

7 ........... 15,284

8+ ......... 19,399

A U.S. housing unit is selected at random. Find the probability that the housing unit obtained has

a. Four rooms.

b. More than four rooms.

c. One or two rooms.

d. Fewer than one room.

e. One or more rooms.

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