Construct a cumulative frequency distribution table from the freq… - Vidyadip

Question

Construct a cumulative frequency distribution table from the frequency table given below:

Class Interval	Frequency
$1 - 10$	$12$
$11 - 20$	$18$
$21 - 30$	$23$
$31 - 40$	$15$
$41 - 50$	$10$

✓

Answer

The cumulative frequency distribution table is

$C.I$	$c.f$
$1 - 10$	$12$
$11 - 20$	$30$
$21 - 30$	$53$
$31 - 40$	$68$
$41 - 50$	$78$

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