Question
Construct the cumulative frequency table from the frequency table given below :
| Class-interval | 0 - 6 | 6 - 12 | 12 - 18 | 18 - 24 | 24 - 30 |
| Frequency | 7 | 11 | 8 | 14 | 12 |
✓
Answer
| Class-interval | Frequency | Cumulative frequency |
| 0 - 6 | 7 | 7 |
| 6 - 12 | 11 | 18 |
| 12 - 18 | 8 | 26 |
| 18 - 24 | 14 | 40 |
| 24 - 30 | 12 | 52 |
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
A rectangular courtyard 3.78 m long and 5.25 m broad is to be paved exactly with square tiles, all of the same size. What is the largest size of such a tile? Also, find the number of tiles.
The length, breadth, and height of a rectangular solid are in the ratio $6 : 4 :3$. If the total surface area is $1728 \ cm^2$. Find its dimensions.
→Show that the perpendiculars drawn from the extremities of the base of an isosceles triangle to the opposite sides are equal.
A copper wire when bent in the form of an equilateral triangle has an area of $121 \sqrt{3}$ $cm ^2$. If the same wire is bent into the form of a circle, find the area enclosed by the wire.
→In the following figure, $A B=A C ; B C=C D$ and $D E$ are parallel to $BC.$Calculate:$(i) \angle CDE(ii) \angle DCE$
→At what rate of interest per annum will a sum of $Rs. 62,500$ earn a compound interest of $Rs. 5,100$ in one year? The interest is to be compounded half yearly.
→Write the following in ascending order:$7 \sqrt[3]{5}, 6 \sqrt[3]{4}$ and $5 \sqrt[3]{6}$
→Prove that the medians corresponding to equal sides of an isosceles triangle are equal.
In case of a parallelogram.prove that$:(i)$ The bisectors of any two adjacent angles intersect at $90^o.(ii)$The bisectors of the opposite angles are parallel to each other.
→