The arithmetic mean of the observations 67, 76, 97, 34, 38, 63, 95, 95 and 74 is:
प्रेक्षणों (Observation) 67, 76, 97, 34, 38, 63, 95, 95 और 74 का समांतर (Parallel) माध्य (Mean) ज्ञात कीजिए।
Answer और ExplanationAnswer and explanation
Answer: (A) 71
योग = 67 + 76 + 97 + 34 + 38 + 63 + 95 + 95 + 74 = 639
माध्य (Mean) = 6399 = 71
✓
माध्य 71 है।
Sum = 67 + 76 + 97 + 34 + 38 + 63 + 95 + 95 + 74 = 639
Mean = 6399 = 71
✓
The mean is 71.
Source: RRB Group D · 06 Feb 2026 · Shift 1। Solution: Prashant Sir, Vijayastra।Source: RRB Group D · 06 Feb 2026 · Shift 1. Solution by Prashant Sir, from Vijayastra.