SOLUTION: The claim is that the proportion of peas with yellow pods is equal to 0.25 or 25%. The sample statistics from one experiment 530 peas with 129 of them having yellow pods. Find the

Algebra ->  Probability-and-statistics -> SOLUTION: The claim is that the proportion of peas with yellow pods is equal to 0.25 or 25%. The sample statistics from one experiment 530 peas with 129 of them having yellow pods. Find the       Log On


   

Question 915803: The claim is that the proportion of peas with yellow pods is equal to 0.25 or 25%. The sample statistics from one experiment 530 peas with 129 of them having yellow pods. Find the value of the test statistic. (Round to two decimal places)
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
Ho: p = .25 (claim)
Ha: p < 0.4
sample proportion = p-hat = 129/530 = 0.243
test stat:: z(0.243) = %280.24-0.25%29%2Fsqrt%280.25%2A0.75%2F530%29 = .53