Question
Construct a frequency distribution table from the following cumulative frequency distribution:
Class Interval Cumulative Frequency
$10 - 19$ $8$
$20 - 29$ $19$
$30- 39$ $23$
$40- 49$ $30$

Answer

The frequency distribution table is
$C. I$ $c.f$
$10 - 19$ $8$
$20 - 29$ $11$
$30 - 39$ $4$
$40 - 49$ $7$

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