ECO154 Email: bbcnoun@gmail.com Whatsapp: 08131667008 If two events are such that one has no effect on the other, they are Answer: independent In a toss of a fair die, what is the probabilty that a 5 is rolled given that the die comes up odd? Answer: 2/5 Weighted index numbers attached weight to the decision variables, true or false? Answer: true A device used to measure the changes that take place n the economic variables is called â€| Answer: index number In index number estimation, qo and q1 are quantity in the and period Answer: previous and current Among the following does not belong to the family of index numbers Answer: milton Index numbers are used as barometers in the economy, Tru or False? Answer: true What is P(AUB)? Answer: p(a) + p(b) - p(anb) What is P(AUB)? Answer: p(a) + p(b) - p(anb) Given year 2000 price = N100 and year 2001 price = N150, using 2000 as the base year, the price index is Answer: 0.5 Any collection of outcomes from a probability experiment is calledâ€| Answer: event is a process that can be repeated in which the result is uncertain Answer: experiment The result or set of results obtainable from an experiment is Answer: outcome The ration of the number of expected outcome to the number of all possible outcome is Answer: pprobability In the calculation of index, Po and P1 are and price repectively Answer: previous and current In the calculation of index, Po and P1 are and price repectively Answer: previous and current In statistics, the symbol â“‘ stands for Answer: summation A quantitative variable whose value depends on chance is calledâ€| Answer: random variable If E1 and e2 are two events, the probabilty that E2 occurs given that E1 has occurred is probability Answer: conditonal If E is an event, h is possible ways E can occur and n is total possible ways. The pribility of E is Answer: h/n If P(A) = 0.3, P(AnB) =0.16 and P(AUB) =0.92. Find the P(B) Answer: 0.78 Email: bbcnoun@gmail.com Whatsapp: 08131667008