The formula $\ldots \ldots$ represents the empirical relationship between the measures of central tendency.

  • A
    $Z = 2\bar{x} - 3M$
  • B
    $Z = 3M - 2\bar{x}$
  • C
    $Z = 3\bar{x} - 2M$
  • D
    $Z = 2M - 3\bar{x}$

Explore More

Similar Questions

If $Z=12$ and $M=16,$ then $\bar{x}=$ ............

For some given data,if $Z - M = 2$ and $\bar{x} = 33.5$,then $Z = \ldots \ldots \ldots$ (in $.5$)

For some given data,if $M + \bar{x} = 165$ and $M - \bar{x} = 1$,then $Z = \dots$

Given below is a cumulative frequency distribution showing the marks secured by $50$ students of a class:
Marks Below $20$ Below $40$ Below $60$ Below $80$ Below $100$
Number of students $17$ $22$ $29$ $37$ $50$

Form the frequency distribution table for the data.

Form the frequency distribution table from the following cumulative frequency data:
Marks (out of $90$) Number of candidates
More than or equal to $80$ $4$
More than or equal to $70$ $6$
More than or equal to $60$ $11$
More than or equal to $50$ $17$
More than or equal to $40$ $23$
More than or equal to $30$ $27$
More than or equal to $20$ $30$
More than or equal to $10$ $32$
More than or equal to $0$ $34$

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo