SOLUTION: Please help me solve the statistics. From a parliamentary constituency, a sample of 100 was asked whether they would vote Republican Party or National Democrats candidate. It is

Algebra ->  Probability-and-statistics -> SOLUTION: Please help me solve the statistics. From a parliamentary constituency, a sample of 100 was asked whether they would vote Republican Party or National Democrats candidate. It is      Log On


   



Question 1088407: Please help me solve the statistics.
From a parliamentary constituency, a sample of 100 was asked whether they would vote Republican Party or National Democrats candidate. It is determined that 40 from the constituency sample prefer a Republican Party candidate.
What is the probability that in an election, Republican Party will get more than 50% of the vote?

Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
z=p-phat * sqrt (p*(1-p))/n
z=+0.10*sqrt (.24/100)
=2.04
what is the probability that given this sample a z value of -2.04 or greater would be achieved?
0.0207