Question 4 0/3 pts 5399 Detail: You wish to test the following claim (H) at a...
Question 5 0/3 pts 5399 Details You wish to test the following claim (H) at a significance level of a = 0.02. Hu = 50.7 H: #50.7 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n = 410 with mean M = 46.7 and a standard deviation of SD = 20.7. What is the test statistic for this sample? (Report answer accurate to three decimal places.) test...
Question 2 > 0/3 pts 399 Details You wish to test the following claim (H) at a significance level of a = 0.001. H.: = 84.9 H: > 84.9 You believe the population is normally distributed and you know the standard deviation is o = 10.4 You obtain a sample mean of M = 85.5 for a sample of size n = 74. What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic...
Question 3 0/3 pts 399 Details You wish to test the following claim (H) at a significance level of a 0.002 H: = 55.3 H: 55.3 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n = 28 with mean M = 56.9 and a standard deviation of SD = 7.5. What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic...
You wish to test the following claim ( H a ) at a significance level of α = 0.02 . H o : μ = 51.6 H a : μ < 51.6 You believe the population is normally distributed and you know the population standard deviation is σ = 8.7 . You obtain a sample mean of M = 49.3 for a sample of size n = 51 . What is the test statistic for this sample? (Report answer accurate...
You wish to test the following claim ( H a ) at a significance level of α = 0.002 . H o : p = 0.46 H a : p < 0.46 You obtain a sample of size n = 295 in which there are 113 successful observations. What is the test statistic for this sample? (Report answer accurate to two decimal places.) test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.)...
You wish to test the following claim (H) at a significance level of a = 0.002. H:n = 68.7 H: 4 < 68.7 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n = 54 with mean M = 66.7 and a standard deviation of SD = 18.8. What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = What is...
You wish to test the following claim ( H a ) at a significance level of α = 0.005 . H o : p 1 = p 2 H a : p 1 < p 2 You obtain 11.3% successes in a sample of size n 1 = 781 from the first population. You obtain 14.2% successes in a sample of size n 2 = 639 from the second population. For this test, use the normal distribution as an approximation...
= 0.10. You wish to test the following claim (H) at a significance level of a Ho 55.5 H1 55.5 You believe the population is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: data 56.8 73.6 92.6 87.7 44.2 52.2 81.2 66.7 98.1 64.1 What is the critical value for this test? (Report answer accurate to three decimal places.) critical value= What is the test statistic for this sample? (Report answer...
You wish to test the following claim (H) at a significance level of a = 0.02. Hou = 79.8 Huu < 79.8 You believe the population is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: data 65.5 46 52.9 What is the test statistic for this sample? (Report answer accurate to three decimal places.) test statistic = What is the p-value for this sample? (Report answer accurate to four decimal places.)...
You wish to test the following claim ( H a H a ) at a significance level of α = 0.02 α = 0.02 H o : μ = 74.5 H a : μ ≠ 74.5 You believe the population is normally distributed and you know the standard deviation is σ = 14.8. You obtain a sample mean of M = 67.5 for a sample of size n = 26 What is the critical value for this test? (Report answer...