5 differences between correlation and regression

Last time we have discussed the concept of regression analysis. Let us discuss the difference between correlation and regression. CORRELATION 1 ) correlation means relationship

Explanation of Regression analysis with regression equation and regression line

Meaning of Regression analysis: It means stepping back and returning to average value. This is propounded by Sir Francis Galton. It is the measure of

Null hypothesis and Alternative hypothesis

Let us discuss the difference between null and alternative hypothesis: Null hypothesis The hypothesis we want to test or a hypothesis of no difference is

Meaning, testing and types of hypothesis

Meaning of hypothesis: It is a quantitative statement about population. It is some assumption or statement which may or may not be true about a

Properties and importance of normal distribution

Meaning of Normal distribution or law of error Binomial and passion distribution are discrete probability distribution. But normal probability distribution commonly called normal distribution. It

Types of sampling

Sampling is mainly divided into two types; probability or random sampling and non probability or non random sampling. In other words, Sampling methods are broadly

Types of errors in statistics

Errors in statistics or any statistical investigation can be broadly classified in two types: a)      Sampling errors and b) non sampling errors a)      Sampling errors:

Error in Statistics and its reasons

Definition Error in Statistics: Error in statistics means the difference between true value and the estimated value. It is different from the mistakes which may