probability if winning exactly 3 bids is?

1 1 You are bidding on ve items available on an online shopping site. You think that for each bid you have a 25% chance of. winning it, and the Outcomes of the ve bids are independent events. Let X denote the number of winning bids out of'the ve items you bid on. Find the probabilities. 3. Explain why the distribution of X can be modeled by the binomial distribution. b. Find the probability that you win exactly 3 bids. c. Find the probability that you win 3 bids or fewer. (I. Find the probability that you win more than 3 bids. a. Explain why the distribution of X can be modeled by the binomial distribution. ' A. The trials are dependent. B. The number of bids varies. W C. The data are binary. ,, D. Probabilities of success for trials (bids) differ for each trial. in?" E. There are a xed number of bids. [5!" F. The trials are independent. in\" G. There is the same probability of success for each trial (bid). , H. The data are not binary. b. The probability of winning exactly 3 bids is D