72In a study of cell phone usage and brain hemispheric dominance, an Internet survey was e-mailed to 6961 subjects randomly selected from an online group involved with ears. There were 1306 surveys retumed. Use a 0.01 significance level to test the claim that the return rate is less than 20%. Use the P-valuemethod and use the normal distribution as an approximation to the binomial distribution.Identify the null hypothesis and alternative hypothesis.OA H₂: p=0.2H₁: p<0.2OC. Ho: p*0.2H₁: p=0.2OE. Ho:p>0.2H₁: p=0.2The test statistic is z=(Round to two decimal places as needed.)The P-value is(Round to three decimal places as needed.)Because the P-value isless thanthe significance level,greater thanthe null hypothesis. There isrejectfail to rejectsufficientOB. Ho: p=0.2H₁: p=0.2insufficientOD. Ho: p=0.2H₁: p>0.2evidence to support the claim that the return rate is less than 20%.OF. Ho: p<0.2H₁: p=0.2This quest

Let p be the true proportion of the population that returns the survey. Then, under the null…

72 In a study of cell phone usage and brain hemispheric dominance, an Internet survey was e-mailed to 6961 subjects randomly selected from an online group involved with ears. There were 1306 surveys returned. Use a 0.01 significance level to test the claim that the return rate is less than 20%. Use the P-value method and use the normal distribution as an approximation to the binomial distribution. Identify the null hypothesis and alternative hypothesis. OA M₂: p=02 H₂:p<02 OC. H₂p#02 H₂:p=02 OE H₂:p>02 H₁: p=0.2 The test statistic is z= (Round to two decimal places as needed.) The P-value is (Round to three decimal places as needed.) Because the P-value is less than the significance level, greater than the null hypothesis. There is reject fail to reject sufficient OB. Ho: p=0.2 H₂:p*0.2 insufficient OD. Ho: p=0.2 H₁: p>0.2 evidence to support the claim that the retum rate is less than 20%. OF. Ho:p<0.2 H₁: p=0.2 This questo

72 In a study of cell phone usage and brain hemispheric dominance, an Internet survey was e-mailed to 6961 subjects randomly selected from an online group involved with ears. There were 1306 surveys returned. Use a 0.01 significance level to test the claim that the return rate is less than 20%. Use the P-value method and use the normal distribution as an approximation to the binomial distribution. Identify the null hypothesis and alternative hypothesis. OA M₂: p=02 H₂:p<02 OC. H₂p#02 H₂:p=02 OE H₂:p>02 H₁: p=0.2 The test statistic is z= (Round to two decimal places as needed.) The P-value is (Round to three decimal places as needed.) Because the P-value is less than the significance level, greater than the null hypothesis. There is reject fail to reject sufficient OB. Ho: p=0.2 H₂:p*0.2 insufficient OD. Ho: p=0.2 H₁: p>0.2 evidence to support the claim that the retum rate is less than 20%. OF. Ho:p<0.2 H₁: p=0.2 This questo

Calculus For The Life Sciences

2nd Edition

ISBN:9780321964038

Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Chapter13: Probability And Calculus

Section13.2: Expected Value And Variance Of Continuous Random Variables

Problem 10E

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