Please help 5,6, and 7

Question 5 0/1 pt 9 10 99 0 Details Find the mean of the following probability distribution? (round your answer to 1 decimal place) P(x) 0 0.3029 0.2372 2 0.0886 3 0.0944 4 0.2769 mean = Submit Question Question 6 0/1 pt 9 10 99 0 Details If a seed is planted, it has a 90% chance of growing into a healthy plant. If 12 seeds are planted, what is the probability that exactly 3 don't grow? Question Help: Video Submit Question Question 7 0/1 pt 9 10 99 0 Details Using the Binomial distribution, If n=9 and p=0.7, find P(X=4) Submit