A local chamber of commerce surveyed 120 households in their city-40 in each of three types of residence (apartment, duplex, or single residence)-and recorded the number of family members in each of the households. The data are shown in the table.

Is there a significant difference in the family size distributions for the three types of residence? Test using α = .01. If there are significant differences, describe the nature of these differences.

Transcribed Image Text:

Type of Residence Family Members Apartment Duplex Single Residence 20 16 10 10 14 16 4 or More