5. (8 points) The results of a poll show that between 43% and 55% of the population support an increase in sales tax to pay for a new sports stadium.

a) What is the point estimate?

b) What is the margin of error?

b because it contains 40% of the possible results from the random list.  

0,1,2,3 v 4,5,6,7,8,9  

4 integers to 6 integers  

40% success vs 60% fail

step-by-step explanation:

the solution, from the graphing of the two lines, is (3,2), i.e., x = 3, y = 2.