Question 3 1 pts D Which expression describes the probability of & threes being rolled on 20 successive rolls of a six-sided die? 0 ( 20 ) ( 8 ) * (8) 20 - K 0 ( 20 ) ( 6 ) 20 - * ( 8 ) * . ( 20 ) ( 2 ) * ( 8 ) 20 - K - ( 30 ) (6 ) 3 (2 ) "7 D Question 4 1 pts A certain headache tablet is known to be 90% effective. What is the probability that in the next 10 people to try the tablet it is effective for exactly 90% of the people? 0 0.387 0 0.810 0 0.039 0 0.729