The probability of obtaining seven tails in a row when flipping a coin is P = 0.00781255.
What is probability?
Probability is defined as the ratio of the number of favourable outcomes to the total number of outcomes in other words the probability is the number that shows the happening of the event.
The probability of getting tails each time is 1/2. Seven times in a row, the probability is:
P = ( 1/2 )⁷
P = 0.0078125
Therefore the probability of obtaining seven tails in a row when flipping a coin is P = 0.00781255.
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