Worksheet on Finding the Mean of Raw Data

In worksheet on finding the mean of raw data we will solve various types of practice questions on measures of central tendency. Here you will get 12 different types of questions on finding the mean of raw data.

1. Find the mean of the first five natural numbers.

2. Find the mean of the first six odd natural numbers.

3. Find the mean of the following data.

(i) 17, 15, 19, 13, 21, 16, 18

(ii) 7, 0, 4, 13, 6

4. A student secured 48%, 25%, 41%, 53% and 60% marks in five subjects in an examination. Find the mean percentage of marks obtained by the student in the examination.

5. The weight of six persons in a family are 35 kg, 42 kg, 70 kg, 55 kg, 60 kg, and 65 kg. Find the mean weight of the members of the family.

6. The mean of the four a, 3, 4 and 5 is 3. Find the value of a.

7. If the mean of 3, 5, 6, 2 and a is b, and the mean of 3, 5, 6, 2, a and b is a then find the values of a and b.

8. The mean of 16 variates is 8. If each variate is increased by 2 then find the mean of the new variates.

9. The mean of 5 numbers is 18. If a number is omitted then the mean of the remaining 4 numbers becomes 16. Find the omitted number.

10. The mean age of 12 boys is 8 years. Later it was found that the age of one boy was taken as 13 years in place of 10 years in place of 10 years.  Find the actual mean of their ages.

11. The mean weight of 35 students in a class is 45 kg. If the weight of the class teacher is also included, the mean weight increases by 0.5 kg. Find the weight of the class teacher.

12. The mean area of 7 halls is 55 m2. If the mean area of 6 of them be 58 m2, find the area of the seventh hall.


Answers on Worksheet on Finding the Mean of Raw Data are given below to check the exact answers of the questions. 

Worksheet on Finding the Mean of Raw Data


Answer:

 


1. 3

2. 6

3. (i) 17

(ii) 6


4. 45.4%

5.  54.5 kg

6. 0

7. a = 4, b = 4

8. 10

9. 26

10. 7.75 years

11. 63 kg

12. 37 m2






10th Grade Math

From Worksheet on Finding the Mean of Raw Data to HOME PAGE




Didn't find what you were looking for? Or want to know more information about Math Only Math. Use this Google Search to find what you need.



New! Comments

Have your say about what you just read! Leave me a comment in the box below. Ask a Question or Answer a Question.




Share this page: What’s this?

Recent Articles

  1. Construction of Bar Graphs | Examples on Construction of Column Graph

    Jul 30, 25 03:20 PM

    What is Bar Graph?
    Now we will discuss about the construction of bar graphs or column graph. In brief let us recall about, what is bar graph? Bar graph is the simplest way to represent a data. In consists of rectangular…

    Read More

  2. Successor and Predecessor | Successor of a Whole Number | Predecessor

    Jul 29, 25 12:59 AM

    Successor and Predecessor
    The number that comes just before a number is called the predecessor. So, the predecessor of a given number is 1 less than the given number. Successor of a given number is 1 more than the given number…

    Read More

  3. Worksheet on Area, Perimeter and Volume | Square, Rectangle, Cube,Cubo

    Jul 28, 25 01:52 PM

    Volume of a Cuboids
    In this worksheet on area perimeter and volume you will get different types of questions on find the perimeter of a rectangle, find the perimeter of a square, find the area of a rectangle, find the ar…

    Read More

  4. Worksheet on Volume of a Cube and Cuboid |The Volume of a RectangleBox

    Jul 25, 25 03:15 AM

    Volume of a Cube and Cuboid
    We will practice the questions given in the worksheet on volume of a cube and cuboid. We know the volume of an object is the amount of space occupied by the object.1. Fill in the blanks:

    Read More

  5. Volume of a Cuboid | Volume of Cuboid Formula | How to Find the Volume

    Jul 24, 25 03:46 PM

    Volume of Cuboid
    Cuboid is a solid box whose every surface is a rectangle of same area or different areas. A cuboid will have a length, breadth and height. Hence we can conclude that volume is 3 dimensional. To measur…

    Read More