DATA HANDLINGYEAR 5

Prepared by :NURLAILA BT ISMAIL

9008211155201 PPISMP (MATH/ BI /BM)

DATA HANDLING• AVERAGE• FORMULA OF AVERAGE•SOLVING PROBLEM IN REAL

LIFE SITUATION a) Question 1 b) Question 2• ORGANISING AND INTERPRETING DATA

AVERAGE

+ Numbers of hearts in each group are 6 and 4

Group the hearts together: 6 + 4 = 10

Divide the equation equally : 10 ÷ 2 = 5

5 is the average of the hearts

Average is to make

quantity in each group the same

Average = Total of quantity _______________Number of quantity

Children No of toy carsNabil 5Zizan 4Johan 3Total 12

For examples :

Average = 5 + 4 + 3______________

3= 4Therefore, Nabil, Zizan and Johan will get 4 toy cars each.

• Examples

1 2 3 Average Total

120 l 100 l 110 l 120 l + 100 l + 110 l_________________

3

A. 100 lB. 110 lC. 90 lD. 120 l

158 cm 145 cm 156 cm 158cm + 145cm + 156cm____________________

3

A. 150cmB. 145cmC. 153cmD. 151cm

20km 60km 10km 20km + 60km + 10km__________________

3

A. 40kmB. 30kmC. 20kmD. 50km

Solving Problem In Real Life Situation ( Question 1)

The table shows the number of cakes a bakery sells daily for 3 days.

Find the number of cakes the bakery sells in a day. Days No of cakes

Monday 13Tuesday 14

Wednesday 18A. 17B. 15C. 16D. 18

Organizing And Interpreting Data

books read by 5 pupils

012345678

nabil zizan johan din afdlin

pupil

no o

f boo

ks

no of books

Frequency is the number of books

read by each pupil. 3, 5, 6 & 7

is the frequencies.

The lowest number of books read is 3. This is

the minimum value

The most common number of books read is

5. This is the mode

The highest number of

books read is 7. This is maximum

value

The difference between the highest and the lowest number of books read is 4.

This is the range.

Recognize the frequency, mode, minimum value, maximum value and range

Solving Problem In Real Life Solution ( Question 2 )

amount of money saved

0

5

10

15

20

25

30

35

Nabil Johan Zizan Din

children

amou

nt o

f mon

ey (R

M)

amount of money (RM)

1. What is the frequency of the following graph?

a ) 20, 30 & 25b ) 22, 30 & 25c ) 20, 23 & 25

2. What is the most common amount of money saved?

a ) 25b ) 20c ) 30

3. What is the smallest amount of money saved?

a ) 25b ) 22c ) 20

4. What is the largest amount of money saved?

a ) 30b ) 25c ) 28

5. What is the difference between the largest and smallest amount of money saved?a ) 15b ) 10c ) 5

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HANDLING VIDEO

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