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Statistics
| Institution | Jomo Kenyatta University of Science and Technology |
| Course | Information Technol... |
| Year | 2nd Year |
| Semester | Unknown |
| Posted By | Jeff Odhiambo |
| File Type | |
| Pages | 121 Pages |
| File Size | 2.15 MB |
| Views | 822 |
| Downloads | 0 |
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Description
Statistics is the branch of mathematics that involves the collection, analysis, interpretation, presentation, and organization of data. It provides tools and methods to summarize data, identify patterns, and draw meaningful conclusions, often under conditions of uncertainty. By using statistical techniques, researchers can make informed decisions, test hypotheses, and predict future trends. Statistics is broadly divided into two areas: descriptive statistics, which focuses on summarizing and visualizing data, and inferential statistics, which uses sample data to make generalizations or predictions about a larger population. It plays a critical role in various fields, including science, business, healthcare, and social sciences.
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STA 2260: STATISTICS
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The Word statistics has been derived from Latin word “Status” or the Italian word “Statista”, the meaning of these words is “Political State” or a Government. Early applications of statistical thinking revolved around the needs of states to base policy on demographic and economic data.
90 Pages
2179 Views
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3.09 MB
ECONOMETRICS AND STATISTICS
Econometrics is the social science in which roots for economic theory, mathematics and statistical inference are applied to analyse economic phenomena. It uses mathematical and statistical methods to quantify economic theories. it involves estimation of unknown parameters and making statistical inference regarding the parameters
121 Pages
1912 Views
1 Downloads
2.15 MB
Probability and Statistics for Engineers and Scientists
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The student solution manual provides worked solutions and answers to only the odd-numbered problems given at the end of the chapter sections. In addition to the material contained in the student solution manual, this instructor manual therefore provides worked solutions and answers to the even-numbered problems given at the end of the chapter sections together with all of the supplementary problems at the end of each chapter.
376 Pages
2707 Views
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1022.98 KB
LEARNING STATISTICS
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To the surprise of many students, statistics is a fairly significant part of a psychological education. To the surprise of no-one, statistics is very rarely the favourite part of one’s psychological education. After all, if you really loved the idea of doing statistics, you’d probably be enrolled in a statistics class right now, not a psychology class. So, not surprisingly, there’s a pretty large proportion of the student base that isn’t happy about the fact that psychology has so much statistics in it. In view of this, I thought
that the right place to start might be to answer some of the more common questions that people have
about stats. . .
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7.27 MB
BBM 312: BUSINESS STATISTICS
A Statistician collects information for variables, which describe the situation. A variable is a characteristics or attribute that can assume different values. That is Data are values, measurements or observations that the variables can assume. Variables whose values are determined by chance are called random variable.
71 Pages
1817 Views
2 Downloads
932.96 KB
SMA 2231: PROBABILITY AND STATISTICS III
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Let X and Y be discrete random variables, denoted by x a realizable value of X and by y a
realizable value of Y. let the probability that X takes values x and Y takes values y be
denoted by
P( ) X = x,Y = y
Then the function f ( ) ( ) x, y = P X = x,Y = y is said to be the joint probability function of X
and Y if it satisfies the following two conditions
89 Pages
3061 Views
7 Downloads
377.52 KB
ACU 201: INTRODUCTION TO STATISTICS IN SOCIAL SCIENCES
Social statistics is the use of statistical measurement tools to study human/social behavior in a social environment. This can be accomplished through drawing a particular group of people,
evaluating a particular subset of data obtained about a group of people, or by observation and statistical analysis of a set of data that relates to people and their behaviours.
72 Pages
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1.59 MB
LESSON 1: DEFINITION OF STATISTICS, DATA COLLECTION AND DATA PRESENTATION TECHNIQUES
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Statistics is the science of data. This involves collecting, classifying, summarizing,
organizing, analyzing, and interpreting numerical information.
7 Pages
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An Introduction to Statistics
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There are two main branches of statistics: descriptive and inferential. Descriptive statistics is used to say something about a set of information that has been collected only. Inferential statistics is used to make predictions or comparisons about a larger group (a population) using information gathered about a small part of that population.
43 Pages
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IBM SPSS Statistics Basics
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You can manually enter data directly into SPSS Statistics by using the Data Editor. In the example below, we enter four pieces of information (name, birthday, height, gender) for each of four subjects. To open the Data Editor window, start up the SPSS Statistics program and Cancel the opening screen, which asks you what file to open.
16 Pages
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208.27 KB