Univariate Analysis

Categorical Variables

Descriptive Statistics
* Count 
* Central tendency (mean, median, and mode)
* Dispersion (min, max, range, variance, standard deviation, quartiles)
* Symmetry (skewness, kurtosis)
Visualization Aids
* Box Plots
* Histograms 
* Frequency Distribution Tables
* Bar Charts 
* Pie Charts

Numerical Variables

Descriptive Statistics
* Count 
* Count%
Visualization Aids
* Frequency Table 
* Bar Chart 
* Pie Chart
Numeric to Numeric
* Scatter Plots
* Regression Analysis 
* Correlation Coefficients

Bivariate Analysis

Categorical to Categorical
* Stacked Column Chart 
* Combination Chart 
* Chi-square Test
Categorical to Numerical
* Line Chart with Error Bars 
* Combination Chart 
* Z-test and t-test
Chi-square Test
Used to determine the association between categorical variables based on the difference between the expected frequencies and the observed frequencies in one or more categories in the frequency table.
Z-test and t-test
Used to assess whether the averages of two groups are statistically different from each other.

Data Analysis

Univariate Analysis

Bivariate Analysis

Multivariate Analysis

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