The National Center for Education Statistics reports that the proportion of college freshmen who return to the same school for their sophomore year is 0.69. Suppose we select a random sample of 440 freshmen from across the nation. Question 1. What is the expected value of the sampling distribution model for the proportion of 440 freshmen that will return to the same school for their sophomore year

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem