SOLUTION: Find the minimum sample size n needed to estimate u for the given values of c, s, and E. c=0.98, s=8.4, and E=2 Assume the preliminary sample has at leaast 30 members

Algebra ->  Probability-and-statistics -> SOLUTION: Find the minimum sample size n needed to estimate u for the given values of c, s, and E. c=0.98, s=8.4, and E=2 Assume the preliminary sample has at leaast 30 members      Log On


   

Question 621433: Find the minimum sample size n needed to estimate u for the given values of c, s, and E.
c=0.98, s=8.4, and E=2
Assume the preliminary sample has at leaast 30 members
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

Find the minimum sample size n needed to estimate u for the given values of c, s, and E.



c=0.98, s=8.4, and E=2

ME+=+2+=+2.326+%288.4%2Fsqrt%28n%29%29

sqrt%28n%29+=+2.326%2A4.2

    n = 95, the minimum sample size needed