The CareerTrek Blog

Jun 30, 20233 min read

Measures of Variability — Range, IQR, Variance and Standard Deviation

Agenda 1. What is Variability? 2. Range 3. Interquartile Range 4. Variance 5. Standard Deviation 6. What’s the best measure of...

Jun 19, 20222 min read

P Value, Significance Level, Confidence Interval and Confidence Level

P-Value A p-value is a measure of the probability that an observed difference could have occurred just by random chance. Smaller the p...

Jun 17, 20223 min read

Normal Distribution — The heart of Data Scientist’s Statistical Journey

Agenda: 1. Normal Distribution 2. It’s Importance 3. Parameters — Mean & Standard Deviation 4. Properties 5. Standard Scores 6....