The probability histogram represents the number of rooms in rented housing units in 2009.

(a) What is the probability that a randomly selected rental unit has five rooms?
(b) What is the probability that a randomly selected rental unit has five or six rooms?
(c) What is the probability that a randomly selected rental unit has seven or more rooms?
(d) If a rental unit is randomly selected, how many rooms would you expect the unit to have?

Transcribed Image Text:

Number of Rooms in Rental Unit 0.4 0.35 0.3 0.25 0.2 0.15 0.1 0.0S 0.337 0.228 0.233 0.108 0.037 0.011 0.028 0.013 0,005 Number of Rooms