a Fair coin is tossed 4 times. What is the probability of not getting all heads?
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Answer:
15/16
Step-by-step explanation:
The probability of not getting all heads is
1 - P(all heads)
P (all heads) =P(heads) * P(heads)* P(heads) * P(heads)
1/2* 1/2 * 1/2 * 1/2 = 1/16
1 - 1//16 = 15/16