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WorksheetsCollections of data
Total questions: 10
Worksheet time: 5mins
Which data is collected by investors himself
Primary
Secondary
Both
None
The data collected on the height of a group of students after recording their heightswith a measuring tape are
Primary data
Secondary data
Discrete data
Continuous data
Data collection from newspapers ie
Unified data
Primary data
Secondary
None
Data collected on religion from the census reports are
Sample data
Primary
Secondary
Either sample or primary
When population under investigation is infinite we should use
Sample method
Either census or sample
Census
None
_____ is only a partial investigation of hhe population
Census survey
Sample survey
Total survey
None
____ refers to the difference between the actual value of a parameter of the population and its estimates
Error
Mistake
Both
None
A good questionnaire should have
Minimum que
Concise ques
Clear ques
All
In random sampling
Each element had equal chance of selected
Sample is always full of bias
Cost is high
None
Direct personal investigation suffers from
Personal bias
Excessive cost
Time consuming
All
