Monte Carlo, Markov Chains, Metropolis Hastings.
significant level ɑ = 0.05, and this is a two-side test: H0: p(Head) = θ = 0.5, this is an unbiased coin H1: p(Head) = θ is not 0.5, this is a biased coin Option 1. T test: if p(t>t0.975) + p(t<t0.025) > 0.05, then accept null hypothesis; else, accept althernative hypothesis Option 2. Use quantile