A coin is tossed 4 times. The probability that at least one head turns up is
A
116
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
216
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
1416
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
1516
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution
The correct option is B1516 The probability of getting head and tail in one toss is 12 P(at least one H)=1-P(no head in four rows) =1−P(four tails) =1−(12)4=1−116=1516