After reading this article you will learn about the meaning and theories of probability. Meaning of Probability: The word probability literally denotes chance and the theory of probability deals with laws governing the chances of occurrence of phenomena which are unpredictable in nature. Probability is, therefore, defined as the likelihood of occurrence of a particular event, i.e., something to occur [...]
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 Mean Deviation:- 1. Meaning of Mean Deviation 2. Computation of Mean Deviation. Meaning of Mean Deviation: Deviation refers to the difference between the calculated means (arithmetic mean, median and mode) and the value of individual data. Mean deviation is the mean of the deviations of all data of a series from the real [...]