For archives (Updated on February 16, 2019)
- In Probability and Statistics, one has to determine if two variables have positive, negative or zero correlation.
- Two variables are said to be positively correlated if both go up and down together.
- Two variations are said to be negatively correlated if one goes up when the other goes down (and vice versa).
- Two variables are said to be zero (no) correlation, if there is no significant trend.
- Some confuse Correlation with Causation.
- Correlated variables may or may not be related as “Cause and Effect”.
- We hear, “My friend has lung cancer. He does not smoke.”
- The early experiments show some Correlation between Heavy Smoking and Lung Cancer.
There are parameters in Smoking
- cigar, cigarette, e-cigarette, cheroot, …
- deep inhalation
- second hand smoke
- There are Solar and Eclipses every year.
- Some occur in places we cannot see.
- There are Total and Partial Eclipses.
- Some fear when there are Eclipses.
- “A little knowledge is a dangerous thing.”