- Concept of Statistical Description of Data
- Application of Data
- Categorical and Continuous data_ Nominal, Categorical, Interval & Ration Scales
- Variance & Bessel's Correction
- Fence_Wiskers_Inter Quartile Range_Outliers
- Covariance
- Population vs Sample mean
- Stem & Leaf display
- Valid & Reliable Data
- Questionnaire Building
- Simple and Multiple line chart
- Different types of Bar Diagrams
- Video explanation: Application of Bar charts
- Pie Chart
- Tabulation and its guidelines
- The Secret Locker & Key problem
- Concept of Frequency Distribution
- Important terms related to Frequency Distribution
- Graphical representation of Frequency Distribution, and HISTOGRAM
- Calculation of MODE from Histogram
- Frequency Polygon
- Ogives & Calculation of Median
- Ogives (continued)
- Types of Frequency curves
- Measurement of Dispersions
- Range & coefficient of Range
- Quartile Deviation & coefficient of Q.D
- Calculating QD for open ended C.I when cumulative frequency is given
- concept of Mean Deviations & coefficients of M.D
- Calculating M.D & Coefficient of M.D
- Standard Deviation
- Standard Deviation explained with animation
- Composite standard deviation
- Coefficient of variance
- Are you a selector of your national cricket team? Batsman Problem
- CV- missing frequency problem
- calculating correct mean & SD from Wrong mean & wrong S.D
- Expected Value of Random Variable (Population Mean & SD calculation)
- Calculating Expected Value of Random Variable
- Concept of Correlation Analysis
- Scattered Diagram
- Karl Pearson's Correlation coefficient
- Karl Pearson's solved problem
- Karl Pearson's solved problem-2
- Covariance & KP correlation coefficient
- Spearmans rank Correlation Coefficient
- Spearman's Correlation Solved problem
- Coefficient of Concurrent Deviation
- Concept and types of Regression Analysis
- Linear Regression
- Minimum Least Square Method (MLSM)
- Calculating coefficients values
- Ascombe's Quartet
- Regression Equations- x on y & y on x
- Solved Problem-1
- Predicting mom's height based on daughter's height
- Solved problem-2
- Calculating correlation coefficient of POPULATION (Probable Error)
- Solved Problem of Probable Error
- Coefficient of Determination & Non- Determination
- Concept of data distribution
- Uniform Distribution
- Binomial Distribution
- Application of Binomial Distribution
- Poison Distribution
- Application of Poison Distribution
- Poisson Distribution: Partial Interval
- Normal Distribution,Standard Normal Distribution & formulae
- Normal Distribution & Standard Normal Distribution
- Z-Score & solving Business problems
- Concept of Hypothesis Testing
- Burden of proof
- Standard Error
- Why do we need Hypothesis testing?
- Difference between Std Error & std Deviation
- Type1 & Type 2 errors
- Forming Hypothesis correctly
- Examples-Forming Null & Alternate Hypothesis
- Lower, Upper & 2 tailed Test
- How to prove Hypothesis
- What if researchers set 0% error?
- Concept of Chi-Squared Test
- CS2-Further clarification of Chi-Squared Test
- Understanding Chi- Square Test Hypothesis
- Solved Problem 1
- Solved Problem 2
- Concept of ANOVA
- Degree of Freedom
- How to prove Hypothesis in ANOVA
- Calculating F cal Value