26% of West Virginia are smokers Suppose we have a sample of 100 people from West Virginia a) What is the chance of getting 30% or more smokers in Our sample b) What is the chance of getting 20% or less smokers in our sample Now suppose we take a sample of 200: c) What is the chance of getting 30% or more in a sample of 200 d) What is the chance of getting 20% or less in a sample of 200 e) As the sample size gets bigger is it more likely or less likely to get a sample proportion of 30% or more? Note: 26% is the population proportion here P (P0P PFOPOI'lion) 26% n (sample size) 100 std dev phat (sample proportion) z |:| right tail area 44% of Californians speak a different language than English at home. Suppose we sample 75 Californians What is the chance of getting between 35% and 50% of our sample speaking a different language than English at home I Note: 44% is the population proportion p (POP proportion) 44% n (sample size) 75 std dev phat (sample proportion) 2 right tail area