Question

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)

Answer 1

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