4.3 Section Exercise 27 - 30 Question 9 of 22 (1 point) | Attempt 1 of 1 | ) 2h 24m Remaining Assume that a student is chosen at random from a class. Determine whether the events . and 5 are independent, mutually exclusive, or neither. A: The student is a senior. B: The student is a sophomore. The events . and 3 are independent. The events .: and B are mutually exclusive. The events .: and 3 are neither independent nor mutually exclusive.Question 10 of 22 (1 point) | Attempt 1 of 1 ( 2h 24m Remaining 4.3 Section Exercise 36 An unfair coin has probability 0.4 of landing heads. The coin is tossed three times. What is the probability that it lands heads at least once? Round the answer to four decimal places. P(Lands heads at least once) =Question 12 of 22 (1 point) | Attempt 1 of 1 | @ 2h 24m Remaining 4.3 Section Exercise 56 ola The probability that a certain make of car will need repairs in the first seven months is 0.2. A dealer sells five such cars. What is the probability that at least one of them will require repairs in the first seven months? Round your final answer to four decimal places. P ( At least one car will require repairs) =