Rhino viruses typically cause common colds. In a test of the effectiveness of echinacea, 42 of the 49 subjects treated with echinacea developed rhinovirus infections. In a placebo group, 74 of the 91 subjects developed rhinovirus infections. Use a 0.05 significance level to test the claim that echinacea has an effect on rhinovirus infections. Complete parts (a) through (c) below. ← @ 2 a. Test the claim using a hypothesis test. Consider the first sample to be the sample of subjects treated with echinacea and the second sample to be the sample of subjects treated with a placebo. What are the null and alternative hypotheses for the hypothesis test? S View an example Get more help. W OA Ho: P1 P₂ H₁: P₁ P₂ and 14 Identify the test statistic 2= 0.66 (Round to two decimal places as needed.) Identify the P-value. дв D. Ho: P1 P2 Hy: Dy #P₂ X P-value= (Round to three decimal places as needed) # 3 RO LAND E D C $ 4 a FR R F % 5 V ✔ FA T G 6 OB. Hg: Py*P₂ Hy: Dy P₂ OE H₂: Dy SP₂ H₂: Py*P₂ B MacBook Air Y H & 7 N U . 8 J DH 1 M ( 9 K 6 M O < 1 H do OC. Hy: Py =P₂ H₂: P P₂ ) O L 8:40 P command Clear all > . : ; { option ? Check answer | G 1 1 de

Rhino viruses typically cause common colds. In a test of the effectiveness of echinacea, 42 of the 49 subjects treated with echinacea developed rhinovirus infections. In a placebo group, 74 of the 91 subjects developed rhinovirus infections. Use a 0.05 significance level to test the claim that echinacea has an effect on rhinovirus infections. Complete parts (a) through (c) below. ← @ 2 a. Test the claim using a hypothesis test. Consider the first sample to be the sample of subjects treated with echinacea and the second sample to be the sample of subjects treated with a placebo. What are the null and alternative hypotheses for the hypothesis test? S View an example Get more help. W OA Ho: P1 P₂ H₁: P₁ P₂ and 14 Identify the test statistic 2= 0.66 (Round to two decimal places as needed.) Identify the P-value. дв D. Ho: P1 P2 Hy: Dy #P₂ X P-value= (Round to three decimal places as needed) # 3 RO LAND E D C $ 4 a FR R F % 5 V ✔ FA T G 6 OB. Hg: PyP₂ Hy: Dy P₂ OE H₂: Dy SP₂ H₂: PyP₂ B MacBook Air Y H & 7 N U . 8 J DH 1 M ( 9 K 6 M O < 1 H do OC. Hy: Py =P₂ H₂: P P₂ ) O L 8:40 P command Clear all > . : ; { option ? Check answer | G 1 1 de

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.6: Summarizing Categorical Data

Problem 10CYU

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