## Video Lectures

Chapter 1 : Measures of Central Tendency
Topic : Index or Subscript
Content : Index or Subscript 8 MB ,5:9 MIN , THEORY

Chapter 1 : Measures of Central Tendency
Topic : Measures of Central Tendency
Content : Measures of Central Tendency 7 MB ,5:1 MIN , THEORY

Chapter 1 : Measures of Central Tendency
Topic : The Arithmetic Mean
Content : The Arithmetic Mean 23 MB ,12:45 MIN , THEORY + PRACTICAL

Chapter 1 : Measures of Central Tendency
Topic : The Weighted Arithmetic Mean
Content : The Weighted Arithmetic Mean 7 MB ,4:33 MIN , THEORY + PRACTICAL

Chapter 1 : Measures of Central Tendency
Topic : The Median
Content : The Median 18 MB ,11:51 MIN , THEORY + PRACTICAL

Chapter 1 : Measures of Central Tendency
Topic : The Mode
Content : The Mode 15 MB ,9:16 MIN , THEORY + PRACTICAL

Chapter 1 : Measures of Central Tendency
Topic : The Empirical Relationship Between the Mean, Median and Mode
Content : The Empirical Relationship Between the Mean, Median and Mode 4 MB ,2:28 MIN , THEORY + PRACTICAL

Chapter 1 : Measures of Central Tendency
Topic : The Geometric Mean
Content : The Geometric Mean 23 MB ,14:33 MIN , THEORY + PRACTICAL

Chapter 1 : Measures of Central Tendency
Topic : The Harmonic Mean
Content : The Harmonic Mean 19 MB ,12:28 MIN , THEORY + PRACTICAL

Chapter 1 : Measures of Central Tendency
Topic : The Root Mean Square
Content : The Root Mean Square 4 MB ,2:59 MIN , THEORY + PRACTICAL

Chapter 1 : Measures of Central Tendency
Topic : Quartile
Content : Quartile 27 MB ,12:44 MIN , THEORY + PRACTICAL

Chapter 1 : Measures of Central Tendency
Topic : Deciles
Content : Deciles 19 MB ,11:44 MIN , THEORY + PRACTICAL

Chapter 1 : Measures of Central Tendency
Topic : Percentile
Content : Percentile 14 MB ,8:17 MIN , THEORY + PRACTICAL

Chapter 2 : Measures of Dispersion
Topic : Dispersion or Variation
Content : Dispersion or Variation 11 MB ,6:47 MIN , THEORY + PRACTICAL

Chapter 2 : Measures of Dispersion
Topic : The Range and The Semi Inter Quartile Range
Content : The Range and The Semi Inter Quartile Range 13 MB ,8:9 MIN , THEORY + PRACTICAL

Chapter 2 : Measures of Dispersion
Topic : Mean Deviation
Content : Mean Deviation about Mean 16 MB ,9:57 MIN , THEORY + PRACTICAL

Chapter 2 : Measures of Dispersion
Topic : Mean Deviation
Content : Mean Deviation about Median 16 MB ,9:46 MIN , THEORY + PRACTICAL

Chapter 2 : Measures of Dispersion
Topic : Mean Deviation
Content : Mean Deviation about Mode 10 MB ,6:17 MIN , THEORY + PRACTICAL

Chapter 2 : Measures of Dispersion
Topic : The 10-90 Percentile Range
Content : The 10-90 Percentile Range 2 MB ,1:14 MIN , THEORY

Chapter 2 : Measures of Dispersion
Topic : Charlie's Check
Content : Charlie's Check 12 MB ,7:59 MIN , THEORY + PRACTICAL

Chapter 2 : Measures of Dispersion
Topic : Sheppard's Correction for Variance
Content : Sheppard's Correction for Variance 8 MB ,4:58 MIN , THEORY + PRACTICAL

Chapter 2 : Measures of Dispersion
Topic : Standard Deviation
Content : Standard Deviation of ungrouped data & Discrete frequency distribution 38 MB ,18:59 MIN , THEORY + PRACTICAL

Chapter 2 : Measures of Dispersion
Topic : Standard Deviation
Content : Standard Deviation of Grouped frequency distribution 14 MB ,8:46 MIN , THEORY + PRACTICAL

Chapter 2 : Measures of Dispersion
Topic : Standard Deviation
Content : Combined Standard Deviation 16 MB ,9:51 MIN , THEORY + PRACTICAL

Chapter 2 : Measures of Dispersion
Topic : Coefficient of Variation
Content : Coefficient of Variation 11 MB ,7:17 MIN , THEORY + PRACTICAL

Chapter 2 : Measures of Dispersion
Topic : Measures of Dispersion
Content : Relation Between Measures of Dispersion 3 MB ,1:50 MIN , THEORY

Chapter 1 : Moments
Topic : Moments
Content : Moments 33 MB ,20:11 MIN , PRACTICAL

Chapter 1 : Skewness
Topic : Skewness
Content : Skewness 12 MB ,7:14 MIN , THEORY + PRACTICAL

Chapter 1 : Skewness
Topic : Skewness
Content : Measure of Skewness 53 MB ,31:23 MIN , THEORY + PRACTICAL

Chapter 1 : Kurtosis
Topic : Kurtosis
Content : Kurtosis 9 MB ,5:38 MIN , THEORY + PRACTICAL

Chapter 1 : Moment
Topic : Moment
Content : Charlie's Check & Sheppard's Correction for moment 38 MB ,22:31 MIN , THEORY + PRACTICAL

Chapter 2 : Probability
Topic : Elementary Probability Theory
Content : Elementary Probability 74 MB ,42:38 MIN , THEORY + PRACTICAL

Chapter 2 : Probability
Topic : Probability Distribution
Content : Probability Distribution 25 MB ,13:42 MIN , MATHS SOLUTION

Chapter 2 : Probability
Topic : Relation Between Population & Sample Mean
Content : Relation Between Population & Sample Mean 6 MB ,4:21 MIN , THEORY

Chapter 2 : Probability
Topic : Stirling's Approximation to n!
Content : Stirling's Approximation to n! 11 MB ,7:13 MIN , MATHS SOLUTION

Chapter 2 : Permutations and Combinations
Topic : Combinatorics Analysis
Content : Combinatorics Analysis 41 MB ,23:32 MIN , MATHS SOLUTION

Chapter 2 : Probability
Topic : Probability & Set Theory
Content : Probability & Set Theory 18 MB ,10:12 MIN , MATHS SOLUTION

Chapter 3 : Elementary Sampling Theory
Topic : Sampling Distribution
Content : Sampling Distribution 18 MB ,9:29 MIN , MATHS SOLUTION

Chapter 2 : Probability
Topic : Probability & Set Theory
Content : Probability & Set Theory 18 MB ,9:7 MIN , MATHS SOLUTION

Chapter 3 : Sampling Theory
Topic : Sampling Distribution of Means
Content : Sampling Distribution of Means 16 MB ,9:32 MIN , MATHS SOLUTION

Chapter 3 : Elementary Sampling Theory
Topic : Sampling Distribution of Means
Content : Sampling Distribution of Means 55 MB ,27:36 MIN , MATHS SOLUTION

Chapter 3 : Elementary Sampling Theory
Topic : Sampling Distribution of Proportion
Content : Sampling Distribution of Proportion 87 MB ,39:11 MIN , MATHS SOLUTION

Chapter 3 : Elementary Sampling Theory
Topic : Sampling Distribution of Difference & Sum
Content : Sampling Distribution of Difference & Sum 50 MB ,21:42 MIN , MATHS SOLUTION

Chapter 1 : Statistical Estimation Theory
Topic : Estimation
Content : Estimation of Parameters, Unbiased Estimates, Efficient Estimates 20 MB ,11:19 MIN , THEORY

Chapter 1 : Statistical Estimation Theory
Topic : Confidence Interval Estimates of population parameter
Content : Confidence Interval Estimates of population parameter 40 MB ,22:36 MIN , MATHS SOLUTION

Chapter 1 : Statistical Estimation Theory
Topic : Probable Error
Content : Probable Error 17 MB ,10:15 MIN , MATHS SOLUTION

Chapter 2 : Statistical Decision Theory
Topic : Statistical Decision
Content : Hypothesis Formulation 23 MB ,12:47 MIN , THEORY

Chapter 2 : Statistical Decision Theory
Topic : Type-I & Type-II Errors
Content : Type-I & Type-II Errors 6 MB ,3:49 MIN , THEORY

Chapter 2 : Statistical Decision Theory
Topic : Tests of Hypotheses and Significance
Content : Tests of Hypotheses and Significance 23 MB ,12:27 MIN , MATHS SOLUTION

Chapter 2 : Statistical Decision Theory
Topic : Test of Hypothesis and Significance
Content : P-Value for test of hypothesis 16 MB ,7:26 MIN , MATHS SOLUTION

Chapter 2 : Statistical Decision Theory
Topic : Testing of Hypothesis
Content : Two-Tail Test 16 MB ,8:36 MIN , MATHS SOLUTION

Chapter 2 : Chi-Square Test
Topic : Chi-Square Test
Content : Chi-Square Test Introduction 5 MB ,3:12 MIN , THEORY

Chapter 2 : Chi-Square Test
Topic : Chi-Square Test
Content : Properties of Chi-Square Distribution 4 MB ,2:47 MIN , MATHS SOLUTION

Chapter 2 : Chi-Square Test
Topic : Simple formula for computing chi square
Content : Chi- Square Statistics 16 MB ,9:26 MIN , MATHS SOLUTION

Chapter 2 : Chi-Square Test
Topic : How to use Chi-Square Table
Content : How to use Chi-Square Table 11 MB ,5:41 MIN , MATHS SOLUTION

Chapter 2 : Chi-Square Test
Topic : Test for goodness of fit
Content : Test for goodness of fit 51 MB ,29:6 MIN , MATHS SOLUTION

Chapter 2 : Chi-Square Test
Topic : Test for Independence of Attributes
Content : Test for Independence of Attributes 23 MB ,12:37 MIN , MATHS SOLUTION

Chapter 4 : Chi-Square Test
Topic : Coefficient of Contingency
Content : Coefficient of Contingency 2 MB ,1:37 MIN , THEORY

Chapter 2 : Chi-Square Test
Topic : Correlation of Attributes
Content : Correlation of Attributes 2 MB ,1:14 MIN , THEORY

Chapter 2 : Chi-Square Test
Topic : Yates Correction
Content : Yates Correction 4 MB ,2:46 MIN , THEORY

Chapter 1 : Small Sampling Theory
Topic : Small Sampling Theory
Content : Small Sampling Theory 14 MB ,8:12 MIN , MATHS SOLUTION

Chapter 1 : Small Sampling Theory
Topic : F-Distribution
Content : F-Distribution 16 MB ,8:31 MIN , MATHS SOLUTION

Chapter 2 : Correlation Theory
Topic : Correlation & Regression
Content : Correlation & Regression 6 MB ,3:28 MIN , THEORY

Chapter 2 : Correlation Theory
Topic : Measures of Correlation
Content : Measures of Correlation 120 MB ,57:55 MIN , MATHS SOLUTION

Chapter 2 : Correlation Theory
Topic : Regression
Content : Regression 12 MB ,6:58 MIN , THEORY

Chapter 2 : Correlation Theory
Topic : Regression
Content : Regression Coefficients 5 MB ,3:2 MIN , THEORY

Chapter 2 : Correlation Theory
Topic : Regression
Content : Linear Regression 5 MB ,3:8 MIN , MATHS SOLUTION

Chapter 2 : Correlation Theory
Topic : Regression
Content : Least Square Method 13 MB ,8:13 MIN , MATHS SOLUTION

Chapter 1 : Curve Fitting
Topic : Relationship between Variables
Content : Relationship between Variables 7 MB ,4:20 MIN , THEORY

Chapter 1 : Curve Fitting
Topic : Curve Fitting
Content : Curve Fitting 4 MB ,2:47 MIN , THEORY

Chapter 1 : Curve Fitting
Topic : Freehand Method Curve Fitting
Content : Freehand Method Curve Fitting 10 MB ,6:5 MIN , MATHS SOLUTION

Chapter 1 : Curve Fitting
Topic : Straight Line
Content : Straight Line 12 MB ,7:39 MIN , MATHS SOLUTION

Chapter 1 : Method of Least Square
Topic : Method of Least Square Line
Content : Method of Least Square Line 26 MB ,15:20 MIN , MATHS SOLUTION

Chapter 1 : Method of Least Square
Topic : Non Linear Relationship
Content : Non Linear Relationship 46 MB ,25:2 MIN , MATHS SOLUTION

Chapter 2 : Method of Least Square
Topic : Application to Time Series
Content : Application to Time Series 34 MB ,19:49 MIN , MATHS SOLUTION

Chapter 2 : Correlation Theory
Topic : Explained & Unexplained Variation
Content : Explained & Unexplained Variation 35 MB ,19:52 MIN , MATHS SOLUTION

Chapter 2 : Correlation Theory
Topic : Standard Error of Estimate
Content : Standard Error of Estimate 7 MB ,4:21 MIN , MATHS SOLUTION

Chapter 1 : Statistical Estimation Theory
Topic : Point Estimate & Interval Estimates
Content : Point Estimate & Interval Estimates 4 MB ,2:36 MIN , THEORY

## The Shikshak App

The Shikshak App is an honest attempt to provide quality education.