A) Suppose We Took a Random Sample of 400 Statewide $45 ^ { \circ }$

Essay

A) Suppose we took a random sample of 400 statewide voters and asked whether they would raise taxes to support schools more. Suppose 45% say they would. What (numerically) can be said about the percent of all voters who would raise taxes?
B) What is the confidence level associated with your answer in part A?
C) In a pie chart (circle graph) for the data in part A, how many degrees would these positive responses get? Which choice below is correct? Write enough (numbers or words) to make your thinking clear.
i. $45 ^ { \circ }$
ii. $55 ^ { \circ }$
iii. $162 ^ { \circ }$
iv. $175 ^ { \circ }$