conditional probability exam questions

Here is what I have done: $$P(X>500 | X<505)= \frac{P(500 < X <505)}{P(X<505)}=\frac{b-\frac{1}{2}}{b}=\frac{2b-1}{2b}$$, $$P(X>500 | X<505)= \frac{P(500 < X <505)}{P(X<505)}=\frac{b-a}{a}$$, $$=\frac{6}{10} \frac{2b-1}{2b} + \frac{4}{10} \frac{b-a}{a} $$. Thank you very much for your answer. That's why we choose this question. If I Clear my exams Ultimately credit goes to you guys. Practice calculating conditional probability, that is, the probability that one event occurs given that another event has also occurred. The conditional probability question from GATE 2013 is solved here. Probability Tree Diagrams for Independent Events; And Rule (multiplication) / Or Rule (addition for mutually exclusive events) Probability Tree Diagrams for Dependent Events; Conditional probability in tree diagrams; Exam Questions - Tree diagrams 2. Who enforces the insurrection rules in the 14th Amendment, section 3? &= \frac{0.6(\mathbb{P}(X<\mu_{X}+\frac{1}{2}\sigma_{X})-\mathbb{P}(\mu_{X}\leq X))+0.4(\mathbb{P}(Y<\mu_{Y}+\sigma_{Y})-\mathbb{P}(\mu_{Y}+\frac{1}{2}\sigma_{Y}\leq Y))}{0.6b+0.4b} \\ &=\frac{0.6(b-\frac{1}{2})+0.4(a-b)}{b}\\ ... conditional and unconditional probabilities will help candidates understand and work out solutions for quantitative probability questions. It only takes a minute to sign up. Click here for Answers . Is conditional probability independent or dependent? \end{align}, A question on conditional probability (Cambridge Admissions Exam), Elementary Probability Question: Conditional case, with AT LEAST clause, Solving the probability of independent evnts without the complement. To learn more, see our tips on writing great answers. Here is a typical question you should try on conditional probability. The error in your argument is that you are not considering the fact that "60% of the cartons it sells contain skimmed milk, and the rest contain full-fat milk". Therefore we define &= \frac{\mathbb{P}(R=-1)\mathbb{P}(500

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