CHAPTER ONE
1.0 INTRODUCTION
Statistics are all around us. In fact, it would be difficult to go through a full work without using Statistics. Statistics is the study of collection, organization and interpretation of data. It deals with all aspect of this, including the planning of data collection in terms of the design of surveys and experiments.
Statistics can be defined as the scientific study of the method of collection, organization, summarization, presentation, analysis and interpretation of well collected quantitative and qualitative forms of data with view of drawing valid conclusion and making reasonable decision on the basis of such analysis.
Design and analysis of experiment involve the use of Statistical methods in planning and executing the research to ensure that necessary data are collected and processed to facilitate valid conclusions. Statistical methods (which are generally design is an aspect) and widely look into different fields of research. For example, medical statistics (psychometrics), sociology (sociometrics), economic (econometrics) etc.
Experimental design is concern with planning experiments in order to obtain the maximum amount of information of an experiment; the experimenter has control over certain effect called treatment populations, or treatment combinations. The experimental generally controls the choice of the experimental unit of whether are to be into groups called BLOCKS.
1.1 THE OBJECTIVES OF THE STUDY
iii. To know the highest yielding varieties of cassava.