1. LESSON PLAN
Level : Junior High School
Subject : Mathematics
Class : IX
Semester : I
Topic : Statistics
Time Allocation : 2 x 40 minutes
A. Standard Competence
Organizing and presenting data
B. Basic Competence
Presenting data in table, bar chart, line chart, and pie chart.
C. Indicator
1. Cognitive
a. Presenting single data in table.
b. Presenting single data in bar chart.
2. Affective
a. Characterized Behaviors
Responsibility, willingness to help others, and feel of never surrender.
b. Social Skills
Team working, be active in discussion, be brave to deliver ideas, be open to
criticisms, and be able to give opportunity to the other to speak up.

2. D. Learning Objectives
1. Cognitive
a. Given a single data, students are supposed to be able to present the single data in
table.
b. Given a single data, students are supposed to be able to present the single data in bar
chart.
2. Affective
a. Characterized Behaviors
Being involved in a student-centered learning activities, students are supposed to be
able to show responsibility, and willingness to help others.
b. Social Skills
Being involved in a student-centered learning activities, students are supposed to be
able to work in teams, be active in discussion, and be open to criticisms.
E. Learning Source and Materials
MATEMATIKA sekolah Lanjutan Tinggi Pertama Kelas IX
Mathematics for Junior High School
Matematika Konsep dan aplikasinya
Worksheet
F. Learning Model
Model : Cooperative
G. Learning Activities
1. Introduction
Phase 1. Present goals and set
a. Apperception: Teacher leads students to recall the previous material that is about
collecting data by using tally.
b. Teacher presents the learning objective about presenting data

3. c. Teacher motivates students by showing the advantages that will be obtained after
learned the material.
2. Main Activities
Phase 2. Present information
d. Teacher informs students the way to present data in table.
e. Teacher informs students the way to present data in bar chart.
f. Teacher informs to the students about the activity in teaching and learning process
today.
Example: They will study in group that consists of 2 students (based on their
grade at the previous test) to do a students’ task and every group will present their
work result to the whole class.
Phase 3. Organize students into learning teams
g. Students are divided into groups that each group consists of 2 students.
h. Each group is given a student’s task. (Student’s task is attached)
Phase 4. Assist team work and study
i. Teacher explains about the student’s task.
j. Students are given time to understand the student’s task, also given opportunity to
ask.
k. Each group discusses and solves the problem in the student’s task.
l. Teacher guides each group in solving the problem in the student’s task.
Phase 5. Evaluation
m. Some groups present their work result. Other groups give some responds to the
work result of presenting group.
n. Teacher evaluates the work result of students.
Phase 6. Giving reward
o. After determining the best group based on the score earned, teacher gives reward
for the group. Teacher needs not only rewarding the best group but also praising

4. all groups for their hard work. Teacher may also motivate students to work harder
another time.
3. Closure
p. Teacher leads students to conclude what they have learned that day.
q. Teacher may also gives homework for students to practice.
r. Teacher closes the lesson that day.
H. Assesment
Group task
Individual quiz