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This mock test of Test: Cumulative Frequency Curve for Class 10 helps you for every Class 10 entrance exam.
This contains 15 Multiple Choice Questions for Class 10 Test: Cumulative Frequency Curve (mcq) to study with solutions a complete question bank.
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QUESTION: 1

The following table gives the marks obtained by 80 students in a selection test:

The median marks is

Solution:

Median =

First change the table into continuous data.

Middle of the frequencies=40 which will lie in 30-40. So

L=30

N/2=80/2=40

F=27

f=30

c=10

Median =

QUESTION: 2

The mean of the marks obtained by 7 students in a group is 226. If the marks obtained by six of them are 340, 180, 260, 56, 275, 307, then the marks obtained by the seventh student are

Solution:

QUESTION: 3

Modal class of the following distribution is

Solution:

QUESTION: 4

The median of a distribution divides it into

Solution:

QUESTION: 5

In a shooting competition the scores of a competitor were as given below:

His median score will be

Solution:

QUESTION: 6

In a continuous distribution with usual notations, if l = 32.5, f_{1 }= 15, f_{0 }= 12, f_{2 }= 8 and size of each class is 8, then the mode of data is

Solution:

QUESTION: 7

The arithmetic mean of the following data is

Solution:

QUESTION: 8

The measure of central tendency that is most suitable to find the average male or female height of the region is

Solution:

Mean also called the expected value or average, is the central value of a discrete set of numbers. Median is the middle value of the data. Mode is the highest occurring observation. So mean is accurate to calculate average.

QUESTION: 9

The mean and the median of a distribution are 45.9 and 46 respectively. The mode will be

Solution:

QUESTION: 10

Mode is not affected by

Solution:

The mode of a set of data values is the value that appears most often . Since mode is the most occurrence of observation, it doesn’t get affected either by minimum value or maximum value or by both the extreme values.

QUESTION: 11

For the following distribution the difference in the upper limit of median and modal class is

Solution:

QUESTION: 12

If there are two class intervals 10-20 and 20-30, then in which interval will 20 fall?

Solution:

QUESTION: 13

The following table gives the marks obtained by 80 students in a selection test:

The median marks is

Solution:

QUESTION: 14

For the following distribution the difference in the upper limit of median and modal class is

Solution:

QUESTION: 15

The mean of 15 numbers is 25. If each number is multiplied by 4, mean of the new numbers is

Solution:

We have So, Mean =

So Mean = =25

If 4 is multiplied by each observation

So Mean =

Taking common 4 from numerator=4 =4*25=100

### Graphical Representation Cumulative Frequency

Video | 12:30 min

### Graphical Representation Cumulative Frequency(Hindi)

Video | 05:59 min

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