Week 11: Introduction to Measure of Dispersion ,Range, Quartile deviation
Introduction to Measure of Dispersion :
The word dispersion has a technical meaning in statistics. The average measures the center of the data, dispersion means the spread or scatterness of observations in a data set.
Range:
Quartile deviation:
Mean deviation
Variance and standard deviation
Course Material
- Week 1: Introduction to Statistics, Meaning of Statistics
- Week 2: Use of Statistics, Importance of Statistics and Application of Statistics
- Week 3: Collection of data, Classification of data,Observation and Variable
- Week 4: Measurement Scales and Error of Measurement
- Week 5: Presentation of Data, Basic Principle of classification
- Week 6: Importance of Agriculture in Statistics
- Week 7: Types of table , Frequency Distribution ,Constructing a Grouped Frequency Distribution
- Week 8: Stem and leaf Display, Graphical Representation, Diagrams and Graphs
- Week 9: Introduction to Central Tendency , Criteria of Satisfactory Averages
- Week 10: Types of Averages, Median , Mode, Quantile
- Week 11: Introduction to Measure of Dispersion ,Range, Quartile deviation
- Week 12 : Mean Deviation , Varaince and Standard Deviation
- Week 13 : Trimmed Mean and winsorized mean
- Week 14 : Coefficient of Variation
- Week 15 : Introduction to Regression and correlation
- Week 16 : Final term examination
- Chapters 16
- Department College of Agriculture
- Teacher
Muzzamil Hussain
