Reading and interpreting picture / pictographs
The pictograph below show the number of trees planted by three boys.
Scale: = 5 trees
- a) How many trees were planted by Kintu?
= 5 x 5
= 25 trees
- b) How many more trees were planted by Okot than Okello?
Okot > 3 x 5 = 15 trees
Okello> 2 x 5 = 10 trees
More trees > 1 5 trees
1 0 trees
0 5 more trees
- c) Find the total number of trees planted.
= 10 x 5
= 50 trees
Make a pictographs for the following information.
- John has 12 balls
- Mega has 15 balls
- Sarah has 18 balls
- Kamoga has 9 balls.
Scale: = 3 balls
John > 12 = 4m
Mega > 15 = 5 balls
Sarah > 18 = 6 balls
Kamoga> 9 = 3 balls
|NAME||NUMBER OF BALLS|
Interpreting the scales of a bar graph
The bar graph below shows the daily attendance of P4 pupils for a week. Study it and answers the following questions.
a) What is represented on the vertical axis?
b) What is represented on the horizontal axis?
c) How many pupils were present on Thursday?
d) Which days had the same number of attendance?
e) How many more pupils attended on Wednesday than Friday?
Organizing data by tallying
Ten 1111 1111
Twelve 1111 1111 11
Finding the mode
Mode is the term or the number that appears many times.
Kennedy got the following marks in an exam 70,88,70,90,85.
Find his modal mark
Therefore the mode is 70
Finding the range
Range is the difference between the highest and the smallest.
Maureen scored the following goal in the four netball matches
Find the range.
FINDING THE MEDIAN
Median is the middle term or number.
It’s got by arranging the terms or number in ascending or descending order.
Find the median of ;
There for the median is 49
FINDING THE MEAN,
Mean is total sum of given marks divided by the total number.
Find the mean of the following numbers.
Mean = 2+3+4+5+6