Curve Fitting 1 - Basics of Curve Fitting + Correlation Coefficient

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My Numerical Methods Tutorials-

Hi I'm Sujoy. And in series of tutorials I'm telling you about Curve Fitting. This is my first video in the series. In my 2nd video I'll tell you how to find equation of straight line by curve fitting. Next to that, I'll tell you how to fit a curve for quadratic equation. And you'll learn next how to do curve fitting on Casio fx-991ES scientific calculator.

Topics explained in this video-
1. Meaning of equation and relation between dependent and independent variables.
2. General problem of curve fitting - explanation
3. Definition of curve fitting - explanation
4. Hints for graphical method of curve fitting
5. How to find the unknown values from given known values - idea
6. What's called 'best fit'
7. Methods of curve fitting - overview
8. What is correlation coefficient
9. What does correlation coefficient tells us
10. Positive slope and negative slope - explanation

I've uploaded videos on Statistics,Numerical Methods,
Business & Financial Mathematics,Operations Research,Computer Science,Electrical Engineering,Android Application Reviews,India Travel & Tourism,Street Foods,Life Hacks and many other topics.

And a series of videos showing how to use your scientific calculators Casio fx-991ES & fx-82MS to do maths easily.

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Loved your video. Very well explained in simple common man's language. Thanks alot.

JapaneseHacks
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well my teacher took days to make us understand...thnks for the short n crisp video

aditya
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The efforts and hardwork which u r putting here is rly explanation, thanku for the lecture....

rahulchanana
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It was an amazing video, please can you explain Legenders principle of curve fitting

maitrivyas
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you are asome and you done lot of hard work thankyou for your effort

biswaroopsaha
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video is good but I want rest two methods too. method of moments and graphical n there description

pearlchopra
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sir pls make vedio on other forecasting method such as time series exponential method

biswaroopsaha
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can u explain various forms of parabola

sandeepchittipol