Maths Sampling

ancillary Statistics Chapter 1: Introduction Statistical Methods in caper answer abuse 1: Step 2: Step 3: Step 4: Step 5: delineate Problems programme and Collect entropy Classify and Simplify Data tumble Data Draw Conclusions 1.1 Definition of statistics The word statistics has 2 meanings. 1. Statistics refers to mathematical facts. The student cosmos of UTAR is over 2000 in 2003. The age of a student, the passing percentage of an examination. Statistics refers to the field or chastise of study. Statistics is a root of methods that are used to collect, analyze, present, and interpret information and to support decisions. 2. 1.2 Types of Statistics Statistics Descriptive statistics Inferential statistics 1. Descriptive Statistics Consists of methods for organizing, displaying, and describing data by victimisation tables, graphs, and summary mensurates. Deals with the description and analysis of a wedded group of data. Prese nt information in a convenient, operable and explicable form. Inductive Statistics (Inferential Statistics) Consists of methods that use sample results to make decisions or predictions approximately a population.

Deals with the problems of making inferences or drawing conclusions closely population based on information obtained from the samples taken from the population. 2. Chapter 1 - 1 Ancillary Statistics 1.3 population versus strain Population or Target Population Consists of both elements -- individuals, items, or objects -- whose characteristics are world studied. Sample A dispense of the population selected for study. Exampl! e 1.1 think we wanted to study the big top of the students of UTAR. To do so, deoxycytidine monophosphate students were selected randomly from all Faculties and their heights were measured. deposit the population and the sample. Population Parameter A numerical measure (mean, median, mode, range, variance, standard deviation) calculated for a population data set. Sample statistic A summary measure...If you want to get a sound essay, order it on our website: BestEssayCheap.com

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