Category: Data Science

• Understanding the Chi-Square Distribution and Chi-Square Test

  Data ScienceDonghyuk Kim10/14/2024

  #Chi-Square#Chi-Square Distribution#Chi-Square Test

• Understanding Hypothesis Testing

  Data ScienceDonghyuk Kim10/13/2024

  #Hypothesis#p-value#Z-test

• Variance and Bias (분산과 편향)

  Data ScienceDonghyuk Kim9/24/2024

  #Variance#Bias

• Understanding Probability Sampling

  Data ScienceDonghyuk Kim9/22/2024

  #Sampling#SRS#Simple Random Sampling#Statified Sampling#Cluster Sampling#Systematic Sampling

• K-Nearest Neighbors (KNN): A Comprehensive Guide

  Data ScienceDonghyuk Kim9/22/2024

  #KNN#K-Nearst Neighbors

• Confidence Interval and IQR

  Data ScienceDonghyuk Kim9/21/2024

  #Confidence Level#Confidence Interval#Skewness#Kurtosis#Standard Scalar#Z-score#IQR#Standard Deviation#Variance

• Regression Coefficients and Coefficient of Determination (R-squared)

  Data ScienceDonghyuk Kim9/20/2024

  #Regression Coefficient#Coefficient of Determiniation#R-squared

• What is Decision Tree

  Data ScienceDonghyuk Kim9/20/2024

  #Decision Tree#Classification#Regression

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