please also find p value and z score
please also find p value and z score 8.3.17 E Question Help When testing gas pumps...
please indicate all answers In a study of cell phone usage and brain hemispheric dominance, an Internet survey was e-maled to 6983 subjects randomly selected from an online group involved with ears. There were 1309 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. Ho:p<02 H:p0.2...
Question Help In a study of cell phone usage and brain hemispheric dominance, an Internet survey was e-mailed to 6970 subjects randomly selected from an online group involved with ears. There were 1315 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. O A. Ho:p<0.2 H: p=0.2...
In a study of cell phone usage and brain hemispheric dominance, an Internet survey was e-mailed to 6973 subjects randomly selected from an online group involved with ears. There were 1348 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. O A. Ho: p=0.2 O B. Hop<02...
first pictures are the parts to the question last picture is the new question and new first question. Identify the null hypothesis and alternative hypothesis. O A. Ho: p=0.2 Hyp>0.2 C. H. p=0 2 Hyp<0.2 OE Ho: p<02 He: p=0.2 OB. Ho: p#02 H: p=0.2 OD. Ho: p=0.2 Hyp#0.2 Ho:p>0.2 Hy: p=0.2 The test statistic is z= -2.22 (Round to two decimal places as needed.) The P-value is 0.013 (Round to three decimal places as needed.) urces Question is complete....
please help find the test statistic and p value na study of the accuracy of fast food drive-through orders, one restaurant had 31 orders that were not accurate among 362 orders observed. Use a 0.10 significance evel to test the claim that the rate of inaccurate orders is equal to 10%. Does the accuracy rate appear to be acceptable? Identify the null and alternative hypotheses for this test. Choose the correct answer below. O A. Hop 0.1 H:p=0.1 OB. Hop-0.1...
B- what ia the test statistic? Z= C- what is The P value? D -What is the conclusion? A- There is not sufficient evidence to support the claim that the cellphone users develop brain cancer at a rate that is different from the rate of 0.0340% for people who do not use cell phones. b- There is sufficient evidence to support the claim that cell phone users develop brain cancer at a rate that diffrent from the rate 0.0340% for...
In a study of cell phone usage and brain hemispheric dominance, an Internet survey was e-mailed to 6964 subjects randomly selected from an online group involved with ears. There were 1298 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. O A. Ho: p = 0.2 H:p<0.2...
In a study of cell phone usage and brain hemispheric dominance, an Internet survey was e-mailed to 6958 subjects randomly selected from an online group involved with ears. There were 1286 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. OB. Ho: p = 0.2 Hy: p0.2...
In a study of cell phone usage and brain hemispheric dominance, an Internet survey was e-mailed to 6962 subjects randomly selected from an online group involved with ears. There were 1339 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. O A. Ho:p*0.2 H: p=0.2 C. Ho...
The test statistic of z= 1.27 is obtained when testing the claim that p>0.7. a. Identify the hypothesis test as being two-tailed, left-tailed, or right-tailed. b. Find the P-value. c. Using a significance level of a = 0.05, should we reject H, or should we fail to reject H,? Click here to view page 1 of the standard normal distribution table. Click here to view page 2 of the standard normal distribution table. a. This is a right-tailed test. b....