Statistics and Probability

Abstract

The aim of producing this eBook is to fulfil the E-learning key performance indicator (KPI) as stipulated by The Instructional and Digital Learning Division, Department of Polytechnic and Community College Education, Ministry of Higher Education Malaysia. The publication of this eBook is solely intended for the betterment of polytechnic students with regards to their mastery and understanding in the realm of statistics and probability in Engineering Mathematics. This comprehensive eBook comprise of a wide range of notes, question examples with solution steps, formulas and exercises. This eBook also includes diagrams and figures which substantially help the readers to grasp the methods used in problem-solving. Additionally, to assist the readers even further, this eBook conveniently comes with the answer section located at the end of the eBook. This eBook discusses about statistic terminology, for instance, the definition of statistics, grouped data and ungrouped data, discrete data, continuous data, population and others. This eBook also explains and show steps on how to construct distribution table, how to draw ogive and histogram, explaining and showing in greater details regarding how to properly find median and mode from the graph. Moreover, it describes solutions to problems by using formulas and graphs to find mean deviation, variance, standard deviation, quartiles, deciles and percentiles for ungrouped and grouped data. In the topic of Probability, the matters discussed in this eBook are related to several types of probability events such as dependent event, independent event, conditional probability and expectation. The laws of probability, which include the Addition and Multiplication Law, are also discussed in this eBook by focusing through their application in the problem solving questions. In a nutshell, this Statistics and Probability eBook will definitely favor polytechnic students particularly towards bolstering their understanding in the topics of Statistics and Probability.