Find the mean of the following frequency distribution : Classes 25-30 30-35 35-40 40-45 45-50 50-55 55-60 Frequency 14…

CBSE Class 10 Maths PYQ · Statistics · Find Mean, median, mode · 3 Marks · March 2023 · Standard

Solve it yourself first — then press ↓ or tap Show Solution. Use ← → for previous / next question.

323 Marks · March 2023 · Standard

Find the mean of the following frequency distribution :
Classes
$25-30$
$30-35$
$35-40$
$40-45$
$45-50$
$50-55$
$55-60$
Frequency
$14$
$22$
$16$
$6$
$5$
$3$
$4$

Show SolutionHide Solution↓

For correct table $2$ Marks
Mean $= 42.5 - \frac{79}{70} \times 5 = 36.86$