Mathematics · Statistics
Identify the right combination of primary data collection methods from the following options: (a) Observation (b) Experimentation (c) Corporate database (d) Survey method Choose the correct option:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(a), (b) and (c) only
- 2(a), (b) and (d)✓
- 3(c) and (d) only
- 4(a) and (d) only
Correct answer
(a), (b) and (d)
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