0.55 with each of the following sample sizes: (a) ? 55/ 100 = 0.55 (b) ? = 275/5
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0.55 with each of the following sample sizes: (a) ? 55/ 100 = 0.55 (b) ? = 275/500-0.55 (c) ? = 550/ 1000 = 0.55 4.121 Testing Ho, p= 0.5 vs Ha :p> 0.5 using cance leve would als Explain yo (a) Reject 196 sig (b) Reject 10% su 0.58 with each of the following sample sizes: (a) ? 29/50-0.58 (b) p 290/500 0.58 4.122 Testing Ho: p1=P2 vs Ha :Pi>P2 using P1 -20.8-0.7-0.10 with each of the following sample sizes: (a) 24/30 0.8 and p2 14/20 0.7 (b) 240/300 0.8 and p2140/200 0.7 4.123 Testing Ho Pi P2 vs Ha :P> P2 using (c) Reject native assumn 4.130 Euc cian friend that will st to be statis tem. Euc in a win fo ??= 0.45-0.30 = 0.15 with each of the follow- ing sample sizes (a) P9/20-0.45 and p2 6/20-0.30 (b) ?? = 90/200 = 0.45 and ?,-60/200 = 0.30 (c) P1 = 900/2000-045 and p.-600/2000 0.30 two teams call team (a) Define (b) Whata the go tistical winnin SKILL BUILDER 2 In Exercises 4.124 to 4.127, we are conducting many hypothesis tests to test a claim. In every case, assume that the null hypothesis is true. Approximately how many of the tests will incorrectly find significance? 4.124 100 tests conducted using a significance level Of 5% 4.125 300 tests using a significance level of 1%. 4126 40 tests using a significance level of 10%. 4.127 800 4.128 Interpreting a P-value In each case, indicate whether the statement is a proper interpretation of what a p-value measures. (a) The probability the null hypothesis Ho is true. (b) The probability that the alternative hypothesis the 1,000 (c) Whats sure as (d) Could (e) Which the gan 4.131 Flvi In Exercis average d arrival tim lines: Delt only intere more than tests using a significance level of 5%. Ha is true. utes late, aExplanation / Answer
4.124 here 100 tests conducted using a significance level of 5% so approximatey 5 test will incorrectly find significance.
4.126 Here there are 40 test conductes so at the significance level of 10%, 4 test could incorrectly find significance.
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