5. A) An agricultural cooperative claim that 90% of the watermelons shipped out are ripe and ready to eat. Find the prob

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5 A An Agricultural Cooperative Claim That 90 Of The Watermelons Shipped Out Are Ripe And Ready To Eat Find The Prob 1 (36.35 KiB) Viewed 9 times

5. A) An agricultural cooperative claim that 90% of the watermelons shipped out are ripe and ready to eat. Find the probabilities that among 18 watermelons shipped out (a) All 18 are ripe and ready to eat. (b) at least 16 are ripe and ready to eat. (c) at most 12 are ripe and ready to eat. Use R to find the probability values, you can use table as an alternative. Use R to get all the answers. (Use Binomial distribution function) B) The burning time of an experimental rocket is a random variable having the normal distribution of μ = 4.76 seconds, and o= 0.04 seconds. What is the probability that this kind of rocket will burn in (i) less than 4.66 seconds (ii) more than 4.80 seconds and (iii) anywhere from 4.7 and 4.82 seconds.