Cumulative Frequency
Cumulative Frequency: Overview
This topic covers concepts, such as, Class Intervals for Grouped Data, Class Marks for Grouped Data, Relation between Histogram and Frequency Polygon & Drawing a Frequency Polygon etc.
Important Questions on Cumulative Frequency
Which one of the following more than type O-give is correct for the below-given data?
Class Interval | Frequency () |

Which one of the following statement is true about 'Range' as a method of finding the dispersion of data?

Which of the statements is correct for Ogive given below?

Which one of the following less than type Ogive is correct for the below-given data?
Class Interval | Frequency () |

Which of the following statements is correct regarding the cumulative frequency curve of less than type and more than type?

Which measure of dispersion is most affected by extreme values?

Which one of the following statement is incorrect about 'Range' as a method of finding the dispersion of data?

Which one of the following statement is true about 'Range' as a method of finding the dispersion of data?

The given table represents the exports ( incrores) of four items and over a period of six years. Study the table and answer the question that follows:
Items | ||||
Years | ||||
The total exports of item from to is what percentage less than the total exports of all the four items in :(Correct to one decimal place)

The given table represents the exports (in ₹ crores) of four items A, B, C and D over a period of six years. Study the table and answer the question that follows.
Items Year |
A | B | C | D |
In which year, the exports of item were the average exports of item during six years;

The following table gives the frequency of vowels used in the page of a book.
Vowels | a | e | i | o | u |
Frequency |

The heights of girls of Class of a school are recorded as follows.
A 'more than type' ogive for the above data is
The median is

In the 'less than' type of ogive the cumulative frequency is plotted against

The heights of a group of people is recorded in inclusive classes:
Class Interval (Height in Centimetre) |
Total | ||||
Frequency |
Which class has the highest frequency?

The class interval of a given observation is to , then the classmark for this interval will be

The end points of the diameter of a circle are A ( 4, -1)
and B ( -2,- 5 ). The coordinates of its centre are

Which one of the following statements is correct?
