Question

A coin tossed three times.Find the probality that aleternativy head or tail appera

Answer 1

Coin tossed 3 times
8 outcomes
Sample space = HHH, HHT, HTT, HTH, TTT,
TTH, THT, THH.
We require - HTH, THT
Therefore - no. of favorable outcomes =2
Total no. of outcomes =8
P(getting Head and tail alternatively) = 2/8
Ans - 2/8