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Curve Fitting
Introduction Historians attribute the phrase regression analysis to Sir Francis Galton (1822-1911), a British anthropologist…
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Comparisons of Measures of Dispersion
When data are described by a measure of central tendency (mean, median, or mode), all…
Posted inReliability Analysis of Structures
Measures of Dispersion
If everything were the same, we would have no need of statistics. But, people's heights,…
Posted inReliability Analysis of Structures
Measures of Central Tendency
The term "Average" is vague Average could mean one of four things. The arithmetic mean,…
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Frequency Polygon
The relevance of presentation of data in the pictorial or graphical form is immense. Frequency polygons give an idea…
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Graphs and Histogram
What is a histogram? These are a diagrammatic representation of data. The use of tabular data and graphs…
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Finite Element Analysis of Plate and Shell Structure
The plate and shell structure is a structure in which the dimension in the thickness…
Posted inFinite Element Method of Analysis
Plane Stress Elements
They must be plane, i.e., the coordinates of the element nodes must be in one flat…
Posted inFinite Element Method of Analysis
Plane Stress Condition
2 Dimensional States of Stress and Strain Principal Stress and Principal Plane Stress-strain Relationship for…