Q1. In a random sample of 397 adult (age 25 or over) US Citizens, 123 of them hold a Bachelor's degree. Let p be the true proportion of adult US Citizens that hold a Bachelor's degree. Does the sample indicate that p is lower than 0.42? Use a 0.012 level of significance. A) What is the level of significance (comparison level)? B) What is the p-value of this test? Q2. In a random sample of 404 adult (age 25 or over) US Citizens, 120 of them hold a Bachelor's degree. Let p be the true proportion of adult US Citizens that hold a Bachelor's degree. Does the sample indicate that p is other than 0.4? Use a 0.012 level of significance. A) What is the level of significance (comparison level)? B) What is the p-value of this test? Q3. In a random sample of 104 people, 8 of them are left-handed. Let p be the true proportion of left-handed people in the population. Does the sample indicate that p is higher than 0.04? Use a 0.01 level of significance. A) What is the level of significance (comparison level)? B) What is the p-value of this test? Q4. In a random sample of 110 people, 9 of them are left-handed. Let p be the true proportion of left-handed people in the population. Does the sample indicate that p is other than 0.04? Use a 0.008 level of significance. A) What is the level of significance (comparison level)? B) What is the p-value of this test?