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yarga [219]
3 years ago
11

Use the formula for the probability of the complement of an event. A coin is flipped 4 times. What is the probability of getting

at least 1 tail?
Mathematics
1 answer:
raketka [301]3 years ago
7 0

Answer: 15/16

Step-by-step explanation:

There will be 16 outcomes for 4 coins=2^4

Probability of only head is : P(C)=1/16

P(C) + P(C') = 1

P(C') = 1 - P(C)

P(C') = 1 - 1/16

Take the l.c.m

P(C') = (16-1) / 16

P(C') = 15/16

So the probability of getting at least 1 tail is 15/16

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