Maths is a subject that sends shivers down the student’s spine. Vidyakul presents CBSE Class 12 Maths Chapter-Wise Formulae at one place to reduce the efforts students put in while looking for Maths Formulae pdf. For Example: The energy of electric dipole is given by U = – p.E. Maths is a subject that sends shivers down the student’s spine. Forgot Regression analysis is a statistical process for estimating the relationships among variables. I need UPSEE formula booklet and Question Papers of subjects -PCM. = $\frac{{{{\rm{Q}}_3} - {{\rm{Q}}_1}}}{{{{\rm{Q}}_3} + {{\rm{Q}}_1}}}$ = $\frac{{65 - 53}}{{65 + 53}}$ = $\frac{{12}}{{118}}$ = 0.0102. NCERT Solutions for Class 12 Maths PDF. guide. Password? This will help the student understand more and thus score more. Watch Now, Free - Super Class #1 - Redox Reaction & Balancing, Easy tips and tricks to learn the chemical formula name. Q3 = Value of 3 ${\left( {\frac{{{\rm{n}} + 1}}{4}} \right)^{{\rm{th}}}}$ item = Value of 6th item = 65. These NCERT class 12 Maths Formulae include some tricks that would make learning simpler. Special Researched Notes for Class 11th PCM, Understand the level of IIT Foundation concepts by these quick revision notes. {\rm{D}}}}{{{\rm{\bar X}}}}{\rm{\: }}$. 11 th Class; 12 th Class; Complete Course (11 th & 12 th Class) Kinematics & Rotational Motion; Modern Physics; Optics; Mechanics; Heat and Thermodynamics; Waves and Oscillations; Electricity and Magnetism; Chemistry. Standard deviation is used to measure spread or dispersion around the mean of a data set. Following these tips, the student would not need to mug up the information. $\mathop \sum \nolimits^ {\rm{fx}}$ = 3,660, $\mathop \sum \nolimits^ {\rm{f}}{{\rm{x}}^2}$ = 450,200. Please provide the Phone Number you used when Login, By filling this form {\rm{D}}}}{\rm{\: }}$= $\frac{{3\left( {{\rm{X\: }}, Please add a translation for  "char/0xFFFD"  in the file LaTeX.tdl, or try using AMS-LaTeX. 12 th Class; Complete Course (11 th & 12 th Class) Algebra; Calculus; Trigonometry; Coordinate Geometry; Statistics; Physics. The difference between the highest and lowest value of any set of data is called range of the data. This would help in proper revision and a quick glance whenever required. you agree to Make a handmade note of all the formulas being highlighted. The average value of the two regression coefficients will be greater than the value of the correlation. Physics Gyan sutra By Resonance– Download, Important Topics for JEE Main 2020 in Physics. Please (Password must be atleast 8 characters long). All the maths formulas for class 12 should be learnt by heart. Or, σ = $\sqrt {\frac{{\mathop \sum \nolimits^ {\rm{f}}{{\rm{x}}^2}}}{{\rm{N}}} - {{\left( {\frac{{\mathop \sum \nolimits^ {\rm{fx}}}}{{\rm{N}}}} \right)}^2}} $ = $\sqrt {\frac{{450200}}{{30}} - {{\left( {122} \right)}^2}} $ = $\sqrt {15006.67 - 14884} $ = $\sqrt {122 - 67} $ = 11.07. $\mathop \sum \nolimits^ {{\rm{x}}^2}$ = 40, $\mathop \sum \nolimits^ {{\rm{y}}^2}$ = 20, $\mathop \sum \nolimits^ {\rm{xy}}$ = -26. The Maths Formulae PDF for Class 12 provided by Vidyakul cover all chapters included in NCERT Syllabus. Physics Notes for IIT JEE MAINS & ADVANCE, Chemistry Notes for IIT JEE MAINS & ADVANCE, Chemistry formula booklet JEE mains and advance, Comedk 2020 Exam Details & Prepartion tips, JEE Main official Answer Key January 2020. We have divided the important topics into easy scoring topics and difficult topics. To Register Online Maths Tuitions on to clear your doubts from our expert teachers and solve the problems easily to score more marks in your CBSE Class 11 Maths Exam. It allows us to interpret various results from it and forecast many possibilities. For the data with approximately the same mean, the greater the spread, the greater the standard deviation. Chapter wise Sessions. {\rm{\: }}--{\rm{Me}}} \right)}}{{{\rm{s}}. Most commonly, regression analysis estimates the conditional expectation of the dependent variable given the independent variables – that is, the average value of the dependent variable when the independent variables are fixed. $\sigma  = {\rm{\: }}\sqrt {\left( {\frac{{\Sigma {{\rm{d}}^2}}}{{\rm{N}}}} \right) - {{\left( {\frac{{\mathop \sum \nolimits^ {\rm{d}}}}{{\rm{N}}}} \right)}^2}} {\rm{\: }}$$\sigma  = {\rm{\: }}\sqrt {\left( {\frac{{\Sigma {\rm{f}}{{\rm{d}}^2}}}{{\rm{N}}}} \right) - {{\left( {\frac{{\mathop \sum \nolimits^ {\rm{fd}}}}{{\rm{N}}}} \right)}^2}} {\rm{\: }}$, $\sigma  = {\rm{\: h*}}\sqrt {\left( {\frac{{\Sigma {\rm{fd}}{{\rm{'}}^2}}}{{\rm{N}}}} \right) - {{\left( {\frac{{\mathop \sum \nolimits^ {\rm{fd'}}}}{{\rm{N}}}} \right)}^2}} {\rm{\: }}$, d=x-a,d’=$\frac{{{\rm{x}} - {\rm{a}}}}{{\rm{h}}}$a= assumed meanh= common factor.