We would expect the proportion of the 1,200 voters in the survey who are in favor to be close to the proportion of all voters who are in favor, but this need not be true. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Statisticians try to interpret and communicate the results to others. • Population always represents the target of an investigation. View and Download PowerPoint Presentations on Introduction To Basic Statistics And Research PPT. Inferential Statistics – used to make judgment, observe difference between groups , draw inferences, reach conclusion beyond the immediate data. Descriptive Statistics - used to describe the basic features of data in a study. Some Basic concepts Statistics is a field of study concerned with 1- collection, organization, summarization and analysis of data. But it is hard to tell the truth without statistics." Looks like you’ve clipped this slide to already. attempts to prove basic theorems and a Balls and Urns type of discussion. Chapter 1: Basic Concepts in Research and Data Analysis 3 with this material before proceeding to the subsequent chapters, as most of the terms introduced here will be referred to again and again throughout the text. a. Hypothesis Testing b. Clipping is a handy way to collect important slides you want to go back to later. All the elements we will perform in the study are called population. (wholly-owned by Universiti Sains Malaysia), Internet Addiction Disorder & Blue Whale Challenge, Pharmacological Management of Bipolar Disorder, No public clipboards found for this slide, Amrita Institute of Medical Sciences and Research Centre. The statistics will help the biologist to: (1) understand the nature of variability and (2) helps in deriving general laws from small samples. Chapter 2 Reading instructions Ł 2.1 Introduction: Not very important Ł 2.2 Uncertainty and probability: Read ... Explorative statistics aims to find ineresting results that Can be used to formulate new objectives/hypothesis for further investigation in future studies. of Biostatistics, NIMHANS Explore what probability means and why it's useful. 1. B = Second coin toss results in an HH. There is a Measures of central value such as the mean or median must be coupled with measures of data dispersion (e.g., average distance from the mean) to indicate how well the central value characterizes the data as a whole. Introduction to Basic Statistical Methods Note: Underlined headings are active webpage links! This is a ppt on Basic terminology of statistics based on my understanding after attending a workshop at NIMHANS. Basic Concepts of Probability Suppose a polling organization questions 1,200 voters in order to estimate the proportion of all voters who favor a particular bond issue. Basic Statistical Concepts Donald E. Mercante, Ph.D. Biostatistics School of Public Health L S U - H S C Screening Tests Screening Tests Interval Estimation ... – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 3ba52a-MDRiZ Population & Sample • Basic concepts in statistics. A fundamental concept in summary statistics is that of a central value for a set of observations and the extent to which the central value characterizes the whole set of data. Basics of statistics See our Privacy Policy and User Agreement for details. See our Privacy Policy and User Agreement for details. For example, suppose we measure the weight of 100 patients in a study. • Population- It is the collection of all individuals or items under consideration in a statistical study • Sample- It is the part of the population from which information is collected. 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