A survey was given to a random sample of 145 voters in the United States to ask about their preference for a presidential
candidate. Of those surveyed, 80% of the people said they
preferred Candidate A. Determine a 95% confidence interval for
the percentage of people who prefer Candidate A, rounding
values to the nearest tenth.

Answer question above and explain each step : )

Me! last question, and i'm stuck! write the algebraic expression that models the word phrase. the product of 2 divided by the number h and 8 more than the number k

Use the expression below.–4b + 8c + 12 – 8b – 2c + 6part asimplify the expression. enter your answers in the boxes. b + c + part bfactor the simplified expression using the gcf. a. 2(–2b + c + 3) b. 3(–2b + c + 3) c. 4(–2b + c + 3) d. 6(–2b + c + 3)part cwhat is the value of the expression when b = 2 and c = –3? enter your answer in the box.