5.90 Genetics of peas. According to genetic theory, the blossomcolor in the second generation of a certain cross of sweet peasshould be red or white in a 3:1 ratio. That is, each plant hasprobability 3/4 of having red blossoms, and the blossom colors ofseparate plants are independent. (a) What is the probability thatexactly 8 out of 10 of these plants have red blossoms? (b) What isthe mean number of red-blossomed plants when 130 plants of thistype are grown from seeds? (c) What is the probability of obtainingat least 90 red-blossomed plants when 130 plants are grown fromseeds?
