1 Faculty /Study Program : MIPA/Mathematics Education 2 Subject & Code : Elementary Statistics, MAA 306 3 The number of SKS : Theory : 2 sks  Practice : 1 sks 4 Semester and Duration : II, Duration : 100 minutes 5 Based Competency : To understand The arithmetic mean and the geometric mean 6 Achievement Indicator :
a)  Student can calculate arithmetic mean and geometric mean
7.  Material                                         : Measures of central tendency (The arithmetic mean and the geometric mean)
8.  Lecture Activity                            : 5

 Step Component Activity Duration Method Media References Introduction Explain briefly the use of measures of central tendency 20’ Discussion    and Exercise LCD, white/black board A: 36-72 B: 41-116 Main Activities 1. Explain the arithmetic mean and the geometric mean 2. Do exercise and discuss the Results 60’ Closing Activity Conclude the entire materials and give tasks 10’ Further Activities Invite the students to ask or give an opinion about the materials 10’

11. Evaluation
The evaluation is performed based on the student activities in discussion, doing exercise.

12. Reference
A.   Triola, Mario F. 2004. Elementary Statistics. New York: Addison-Wesley.

B Weiss, Neil A. 1995. Introductory to Statistics. New York: Addison-Wesley.