NCERT Multiple Choice / Examples - Statistics
Question: If the sum of frequencies (sum(fi)) is 50, and sum(fi*xi) is 750, find the mean.
Answer: The mean is 15.
Full step-by-step NCERT solution with diagrams on Something by Zero.
Question: If the sum of frequencies (sum(fi)) is 50, and sum(fi*xi) is 750, find the mean.
Answer: The mean is 15.
Full step-by-step NCERT solution with diagrams on Something by Zero.