SOLUTION: Please help me with this problem: If n=16, sample proportion = 0.2. The hypotheses are Ho: p = 0.19 and Ha: p > 0.19. What is the test statistic? Please show your work. I r

Algebra ->  Probability-and-statistics -> SOLUTION: Please help me with this problem: If n=16, sample proportion = 0.2. The hypotheses are Ho: p = 0.19 and Ha: p > 0.19. What is the test statistic? Please show your work. I r      Log On


   

Question 1050279: Please help me with this problem:
If n=16, sample proportion = 0.2. The hypotheses are Ho: p = 0.19 and Ha: p > 0.19. What is the test statistic? Please show your work.
I really appreciate your help!
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
Ho: p = 0.19 and
Ha: p > 0.19
sample proportion = .2
z+=blue+%28x+-+mu%29%2Fsqrt%28blue%28p%281-p%29%2Fn%29%29
test stat: z+=blue+%28.20+-+.19%29%2Fsqrt%28blue%28.20%28.80%29%2F16%29%29 = .1
p-value = P(z < .1) = .5398