After reading this article you will learn about introduction and accounts of path co-efficient analysis. Introduction to Path Coefficient Analysis: Path analysis was proposed by Wright in 1921 and was used first for plant selection by Dewey and Lu in 1959. Path analysis is simply standardized partial regression coefficient partitioning the correlation coefficients into the measures of direct and indirect [...]
The following points highlight the top seven statistical procedures of biostatistics. The procedures are: 1. Calculation of Average or Central Tendency 2. Variability 3. Standard Deviation 4. Standard Error of Mean 5. Significance of Difference in Means of Small Samples or Student's 't' Test 6. Chi-Square Test (x2-Test) 7. Analysis of Variance (ANOVA). Procedure # 1. Calculation of Averages or [...]
In this article we will discuss about Sampling in Statistics:- 1. Subject-Matter of Sampling 2. Sampling Designs 3. Selection of Samples 4. Selection of Appropriate Sampling Method 5. Sampling and Non-Sampling Errors. Contents: Subject-Matter of Sampling Sampling Designs Selection of Samples Selection of Appropriate Sampling Method Sampling and Non-Sampling Errors 1. Subject-Matter of Sampling: The total number of individuals belonging [...]