RRB Technician Grade 3 previous year question
The mean of a data is 20 and its median is 30. The mode (using empirical relation) of the data is:
Asked in RRB Technician Grade 3 (10 Mar 2026 Shift 1) · Quantitative Aptitude
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Correct answer: (B) 50
Using the empirical relation Mode = 3×Median − 2×Mean, we get Mode = 3(30) − 2(20) = 90 − 40 = 50.
हिंदी में प्रश्न
किसी डेटा का माध्य 20 है और माध्यिका 30 है। आनुभविक संबंध का उपयोग करके डेटा का बहुलक ज्ञात कीजिए।
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सही उत्तर: (B) 50
अनुभवजन्य सूत्र बहुलक = 3×माध्यिका − 2×माध्य का उपयोग करने पर, बहुलक = 3(30) − 2(20) = 90 − 40 = 50 प्राप्त होता है।
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