Descriptive-Statistics
Problems on Expectation|Statistics|UGC|Class 12
Q. A bag contains 5 white balls and 3 black balls. 3 balls are drawn at randomly without replacement. If X is random variable, w…
Q. A bag contains 5 white balls and 3 black balls. 3 balls are drawn at randomly without replacement. If X is random variable, w…
Let $\small X$ be a random variable and it's expectation exist. $\small Var(X)=E(X-\bar X)^2=E(X^2)-[E(X)]^2$ Important Resu…
Click here: Chapter Probability Part:1|Class 12|UGC CBCS| Statistics Q11.Show that if a fair die is thrown t…
Click here: Probability Formulas Important Examples Q.If P(A)=a and P(B)=b, show that $\small P(A|B)\leq \frac{a}{b}$ Ans: $\…
Topics: How do you calculate MVT? Two procedure mentioned here Q1.Description of Rolle's Theorem : All possible questions…
1.If the parameter of the exponential distribution is $\theta$, then the condition of var=mean of the distribution is a)$\theta…
Q. What is Consistency? Ans: An estimator $\small T_{n}= T(x_{1},x_{2},....x_{n})$ based on random sample of size $\small n$ is …