❑ Descriptive statistics involves describing, summarizing and organizing ... descriptive statistics, whereas the standard error of the mean is descriptive of the.

A variate or random variable is a quantity or attribute whose value may vary from one unit of investigation to another. For example, the units might be ...

An average is a measure of the centre of the data set. There are three common ways of describing the centre of a set of numbers. They are the mean, the median ...

The stem-and-leaf plot condenses the data values into a useful display from which we can identify the shape and distribution of data such as the symmetry, where ...

Common descriptive statistics: minimum (min), maximum (max), mean, median, standard deviation, etc. Excellent starting point of most statistical analyses. ▻ A ...

DESCRIPTIVE STATISTICS. Fall, 2006. Lecture Notes. Joshua M. Tebbs. Department of Statistics. The University of South Carolina. Page 2. TABLE OF CONTENTS. STAT ...

Notes : 1. The vertical lines of a histogram should be the class boundaries. 2. The range of the random variable should constitute the major portion of the.

Week One. General objective: Understand the nature of statistical data, their types and uses. Specific goal: The topic is designed to enable students to ...

Most of us associate 'statistics' with the bits of data that appear in news reports: Cricket batting averages, imported car sales, average high temperature ...

Notes 1: Descriptive Statistics. 1. Descriptive and Inferential Statistics. • descriptive statistics are used to describe data. • inferential statistics are ...