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1. Distinguish between primary data and secondary data. (6 marks) 2. a. Describe 'observation' as a data collection technique. (3 marks) b. Outline two advantages

1. Distinguish between primary data and secondary data. (6 marks)

2. a. Describe 'observation' as a data collection technique. (3 marks)

b. Outline two advantages and two disadvantages of the method. (4 marks)

3. Define the following based on statistics.

(a). Quota Sampling (2 marks) (b). Stratified Sampling (2 marks) (c). Ordinal Data (2 marks)

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