Variance and Covariance
Explore the concepts of variance and covariance to understand data spread and relationships between variables. Learn to interpret heatmaps and correlations within linear regression to enhance model accuracy and insight.
We'll cover the following...
We'll cover the following...
Variance is the expectation of the squared deviation of a random variable from its mean. It measures how far a set of (random) numbers are spread out from their average value.
Covariance is a measure of the joint variability of two random variables. If the greater values of ...