an unbased coin tossed thrice. find the probability of getting head all the three times.
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Answered by
1
Answer:
total number of possible outcome=8
number of favourable outcome=1
therefore probability of getting all three head =1/8
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3
Step-by-step explanation:
Total no.of outcomes = 8
Sample space= { HHH,HHT,HTT,HTH,TTT,TTH,THT,THH}
No. of favourable outcomes (i.e. head all three times)= { HHH}
Therefore, P(E)= No. of favourable outcomes/Total no. of outcomes
= 1/8
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