In a city, 60 of the residents live in houses and 40 of the residents live in apartments. Of the people who live in houses, 20 own their own business. Of the people who live in apartments, 10 own their own business. If a person owns his or her own business, find the probability that he or she lives in a house.
Question 2
As a general guideline, the research hypothesis should be stated as the
a. null hypothesis.
b. alternative hypothesis.
c. tentative hypothesis.
d. hypothesis the researcher wants to disprove.