Q3. a. Mention the Characteristics of Chi-square test. b. Two research workers classified some people in income groups on the basis of sampling studies. Their results are as follow: Investigators Income groups Total Poor Middle Rich A 160 30 10 200 B 140 120 40 300 Total 300 150 50 500 Show that the sampling technique of atleast one research worker is defective. 10 marks (350-400 words
Comments
Leave a comment