The below mentioned article provides a note on distribution pattern. The frequency distribution and their graphical representation like frequency polygon, histogram, bar diagram. But sometimes the knowledge of distribution pattern is required to comment on the population on the basis of observation of sample. Normal Distribution: If we observe in any population any attribute is distributed mostly near the mean [...]
The following points highlight the top three kinds of mathematical average. The kinds are: 1. Mean 2. Mode 3. Median. Kind # 1. Mean: (A) Arithmetic Mean: It is most commonly used of all the averages. It is the value which we get by dividing the aggregate of various items of the same series by the total number of observations. [...]
The below mentioned article provides a study note on test of significance. Test of Significance: In biological research when we compare any character of two samples, we calculate the significance of difference in the mean and variance to draw a meaningful conclusion. For example, if we are interested to compare the protein content of two seed varieties of maize or [...]