After reading this article you will learn about:- 1. Definition of Statistics 2. Characteristics of Statistics 3. Classes 4. Statistical Error. Definition of Statistics: According to Horace Secrist: 'By Statistics we mean aggregates of facts affected to a marked extent by multiplicity of causes numerically expressed, enumerated or estimated according to reasonable standards of accuracy, collected in a systematic manner [...]
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 Mode:- 1. Meaning of Mode 2. Method of Determining Mode 3. Merits 4. Demerits. Meaning of Mode: Mode is another unit of measurement of central tendency which is used to obtain a quick estimate of central tendency. Mode is defined as the particular value which appears again and again for maximum number of [...]