At the end of a year, the students of a class have the opportunity to rate their teachers based on performance. Some students give ratings in a random manner without going through the questionnaire. This is
A
Error due to sampling bias
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B
Error in data acquisition
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C
Error due to non-responsiveness
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D
Sampling error
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Solution
The correct option is B Error in data acquisition Since the recorded data is inaccurate in this case, this is error in data acquisition.