Moreover, the quality of the collected data greatly affects or determines the precision of results to be obtained from a specific investigation. Most researches in different areas of study require data so as to generate valuable information that facilitate the decision making process. Nowadays most executives and other decision makers pass effective decisions based on research findings. ![]() In addition, the two types of Statistics and the different stages of Statistical investigation are the major topics that are going to be addressed in this introductory chapter. All the notions related to the history of Statistics, its definitions, importance, limitations and functions will be discussed. Identify the different laves of measurement.ġ.1 Introductions In this block, we are going to introduce the subject Statistics and the basics of data collection. Have a clear understand about the purpose and interdependence of the different stapes of a Statistical investigation. Identify importance and limitation of Statistics ![]() At the end of this chapter, you will able to: īe familiar with the different terms commonly used in Statisticsĭifferentiate descriptive and inferential Statistics UNIT ONE ITRODUCTION TO STASTISTICS Objectives The aim of this unit is to introduce the student what the subject Statistics is all about.
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