Page 3 - Statistics presented by Dr. Sara Ismail Aborass
P. 3
9/8/2023
Statistics and Data Analysis
1st Lecture 2nd Lecture 3rd Lecture
1. Introduction 1. Correlation coefficient (r)
2. Accuracy and precision 2. Regression Analysis 1. Types of errors:
3. Distribution descriptive • Random
(y=a+bx) • Systematic
• Gross
2. Sources of errors
3. Calculation of errors
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Statistics is the study of numerical data.
It deals with the gathering, presentation,
management, organization, calculation
and analysis of usually vast numerical
data.
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