Section A: Board level Questions
- Find the mean of the following frequency distribution using the step-deviation method.
- The median of the following data is 525. Find the values of $x$ and $y, if the total frequency is 100.
- The mode of the following distribution is 65. Find the missing frequencies.
- The following distribution gives the daily income of 50 workers of a factory. Convert the distribution to a 'less than type' cumulative frequency distribution and draw its ogive.
- Explain the relationship between Mean, Median, and Mode (Empirical Formula).
