Question: The Housing Commission of Woodcreek County is interested in finding out more about the number of rental units that do not meet standard living requirements in both Ridge Township and Crystal Township. Units are randomly selected in both cities. Of the 85 units sampled in Ridge Township (call this township 1), 17 do not meet the requirements. Of the 80 units sampled in Crystal Township (call this township 2), 24 do not meet the requirements.

a) What is the estimate for the proportion of rental units that do not meet the requirements in Ridge Township?

b) Which (one) of the following is the appropriate classification for the answer to (a)?

statistic parameter population sample

c) Perform a hypothesis test to test if the proportions of rental units that do not meet the requirements in the two townships are equal or not. Show your work and use the p-value to state your conclusion “in plain English”.