1. Cooperative learning
Jigsaw (ปริศ นาความ
คิด )

2. CLIL
Measure of
central tendency
Matthayomsuksa 4

4. ca b ul ary
Vo

5. median

6. mode

7. mean

8. range

9. Str uct ur e

10. Superlative degree
Superlative degree of comparison is used
when we are speaking of or describing two or
more than two objects.
From : add “-est” to the positive
- You order the numbers from lowest to highest and find the
middle number in the series.
- Simply find the number that appears the greatest number
of times in the group.

11. Measure of
central tendency

12. median is used to refer to the middle number in a group.
To determine the median, you order the numbers from
(lowest) to (highest) and find the middle number in the
series. If there are two middle numbers, then add them
together and divide by two to find the mean.
mode is the number in a series that occurs most
frequently (most common. Simply find the number that
appears the greatest number of times in the group.

13. Mean is the average of a series. To determine it you add
up all the number in the series, and then divide by the
number of numbers in the series.
Range is how high and low a series spans. To determine
it, you simply identify the lowest and highest numbers in
the series, and subtract the lowest from highest. That is
the range in a group of numbers.

14. Activi ty

15. Instruction
-Make a group of four, each person in group will get
the different topic. (mean, median, mode, range)
(Home group)
- Each person in group read your own topic.
- After you read your own topic, separate from your
group and find your friends in other groups who has
the same topic. (Expert group)
- Talk and try to learn your topic with your friends in
new group.

16. Instruction
- After you get an idea of your topic, then come
back to your old group (Home group).
- talk and teach your friends about your topic.
-All in class do the quiz together.