Introduction A researcher investigating a problem can either go for a desk research; that majorly depends on secondary data or the...

The process of research typically involves six steps in the particular order. The research starts with a problem, observed or experienced...

Statistical Errors The difference between estimated and true value is known as statistical error. These errors may occur due to variety...

Before understanding the probability distribution, we shall understand the concept of a random variable also known as chance or...

Permutation and Combination It is important to understand the counting principles before jumping into the calculations of probability....

It’s great to be a professor. It is one of the most challenging and exciting jobs in the world. A professor is always engaged with the...

Mental chaos is one of the major factors that disturbs ones’ growth professionally, socially, and individually. The conflicting thoughts...

How do you react to a problem, a situation or a work comes your way? People react three different ways to a work, situation or problem...

The data can be qualitative or quantitative in nature. The statistical investigations provide robust results when the data is...

Measures of Central tendency are called averages of first order, but these are not sensitive to the variability among the data. Two...

Index Numbers are the devices which measure the relative change in the level of a phenomenon with respect to time, geographical location...

Regression means stepping back towards the average. In statistics regression analysis is applicable to all those fields where two or more...

There are variables in the universe that vary together. In fact it will not be execration to say that all the variables except time are...

It refers to asymmetry of any distribution. The symmetry of a distribution means that from a given deviation from a central value, there...

Introduction One important aspect of everyone's life is making decisions. We take decisions multiple times a day. These decisions can be...

Any statistical investigation needs information, that information is collected in the form of figures, numbers or words. This collection...

Drawing conclusion from raw data is very difficult technically, which is also called ungrouped data. Through statistics the data can be...

Measures of central tendency also known as averages of first order are the statistical value that represent the entire series of data as...