CDS Mean and Variance — practice questions
4 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice CDS Mean and Variance in the app →For a Binomial distribution $X im B(n, p)$, the **mean** (expected value) is:For a Binomial distribution $X im B(n, p)$, the **variance** is:If $X im B(10, 0.4)$, then $E(X)$ and $\text{Var}(X)$ are respectively:Mean and variance of a binomial distribution are 4 and 2 respectively. The probability of **exactly 2** succes