Question #78457
What is variance? And What is the variance of first odd natural number.
Expert's answer
Variance is the expectation of the squared deviation of a random variable from its mean.
Informally, it measures how far a set of (random) numbers are spread out from their average value.
First odd natural number is 1 and its variance is 0.
Informally, it measures how far a set of (random) numbers are spread out from their average value.
First odd natural number is 1 and its variance is 0.
