Processing math: 100%

Worksheet on Mean of Ungrouped Data

Practice the questions given in the worksheet on mean of ungrouped data.

1. Find the mean of the following.

(i) The first five positive integers.

(ii) The first six even natural numbers.


2. Find the mean of the following data.

(i) 7, 9, 3, 5, 8, 6

(ii) 4, 11, 0, 5, 10

3. Find the mean of the following data.

(i) 8, 9, 10, 11, 9, 8, 11, 10, 12, 11, 12, 12, 9, 9, 8, 11

(ii) 50, 55, 52, 54, 53, 55, 53, 50, 54, 54, 52, 53, 55, 55, 50, 55


4. The weights of 20 students of a class were as follows.

Weight (in kg)

40

42

45

46

48

Total

Number of Students

4

2

6

5

3

20

Find the mean weight.


5. The money spent by 30 students during the tiffin hours were as follows.

Money Spent (in $)

0

5

10

20

25

30

Total

Number of Students

5

2

12

7

2

2

30

Find the mean expenditure.


6. Find a if the mean of

(i) 6, 16, a, 12, is 14

(ii) 12, 0, 10, 16, a is 11


7. The mean weight of 4 members of a family is 60 kg. Three of them have the weights 56 kg, 68 kg and 72 kg. Find the weight of the fourth member.

8. The mean daily wage earned by four labors is $ 180. If another laborer James is included in the group the mean daily wage goes up to $ 185. Find the daily wage of James.

9. The mean of three numbers is 8. The mean of those three numbers and x is 7. Find x.


Answers


1. (i) 3

(ii) 7


2. (i) 613

(ii) 6


3. (i) 10

(ii) 53


4. 44.4

5. 1223

6. (i) 22

(ii) 17


7. 44 kg

8. $ 205

9. 4




9th Grade Math

From Worksheet on Mean of Ungrouped 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. 5th Grade BODMAS Rule Worksheet | PEMDAS | Order of operations|Answers

    Apr 03, 25 03:11 PM

    5th Grade BODMAS Rule Worksheet
    In 5th Grade BODMAS Rule Worksheet you will get different types of problems on mathematical expressions involving different operations, mathematical expression with 'brackets' and 'of' and simplifying…

    Read More

  2. Worksheet on Simplification | Simplify Expressions | BODMAS Questions

    Apr 03, 25 02:58 PM

    Worksheet on Simplification
    In worksheet on simplification, the questions are based in order to simplify expressions involving more than one bracket by using the steps of removal of brackets. This exercise sheet

    Read More

  3. Divisible by 2 Video |Test of Divisibility by 2 Trick| Rules| Examples

    Apr 03, 25 10:25 AM

    Divisible by 2
    A number is divisible by 2 if the digit at unit place is either 0 or multiple of 2. So a number is divisible by 2 if digit at its units place is 0, 2, 4, 6 or 8.

    Read More

  4. BODMAS Rule | Order of Operation | Definition, Examples, Problems

    Apr 03, 25 10:22 AM

    What is BODMAS Rule in Math?
    Easy and simple way to remember BODMAS rule!! B → Brackets first (parentheses) O → Of (orders i.e. Powers and Square Roots, Cube Roots, etc.) DM → Division and Multiplication

    Read More

  5. Before and After Video | Math Worksheets on Number | Before and After

    Apr 03, 25 12:44 AM

    before and after number worksheet
    Free math worksheets on numbers before and after help the kids to check how much they are good at numbers. The purpose of this math activity is to help your child to say a number in order and also hel

    Read More