CA Foundation · Quantitative Aptitude · Statistical Description of Data
A bank in Nagpur wants to study the spending habits of its credit-card customers. It decides to use the records already compiled and published by the Reserve Bank of India instead of surveying customers itself. The data so used are best described as:
The data are secondary data, because they were collected and published earlier by the Reserve Bank of India and are only being reused by the bank. Primary data would require the bank to collect information first-hand from customers itself.
- APrimary data
- BSecondary dataCorrect
- CQualitative primary data
- DRaw data collected by census
Explanation
Data originally collected by one agency (the RBI) and then used by another party for its own study are secondary data. Primary data are those the investigator collects first-hand for the purpose at hand. The bank did no first-hand collection, so primary is wrong.
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