You wish to test the following claim ( H a ) at a significance level of α = 0.002 . H o : μ = 63.6 H a : μ ≠ 63.6 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n = 21 with mean M = 66.4 and a standard deviation of S D = 9.7 . What is the p-value for this sample? (Report answer accurate to four decimal places.) p-value =
You wish to test the following claim ( H a ) at a significance level of...
You wish to test the following claim ( H a ) at a significance level of α = 0.002 . H o : μ = 67.5 H a : μ > 67.5 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n = 34 with mean M = 69.2 and a standard deviation of S D = 19.7 . What is the test statistic for this sample? (Report...
You wish to test the following claim ( H 1 ) at a significance level of α = 0.005 . H o : μ = 63.1 H 1 : μ < 6 3.1 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n = 26 with a mean of ¯ x = 60.6 and a standard deviation of s = 8.5 . What is the critical value for...
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 = 0.10 . H o : μ = 72.5 H a : μ > 72.5 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n = 16 with mean M = 77.2 and a standard deviation of S D = 5.7 . What is the p-value for this sample? (Report answer...
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 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...
You wish to test the following claim (H) at a significance level of a = 0.002. H: = 76.8 Hau < 76.8 You believe the population is normally distributed and you know the population standard deviation is o = 12.5. You obtain a sample mean of ä = 71.6 for a sample of size n = 21. a. What is the test statistic for this sample? test statistic - Round to 3 decimal places b. What is the p-value for...
You wish to test the following claim (H) at a significance level of a = 0.10. Hou = 65.5 H: < 65.5 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n = 16 with a mean of ä = 57.2 and a standard deviation of s = 11.9. What is the critical value for this test? (Report answer accurate to three decimal places.) critical value = Submit
You wish to test the following claim (HaHa) at a significance level of α=0.05α=0.05. Ho:μ1=μ2Ho:μ1=μ2 Ha:μ1<μ2Ha:μ1<μ2You believe both populations are normally distributed, but you do not know the standard deviations for either. You should use a non-pooled test. You obtain a sample of size n1=16n1=16 with a mean of M1=50.7M1=50.7 and a standard deviation of SD1=7.4SD1=7.4 from the first population. You obtain a sample of size n2=12n2=12 with a mean of M2=53.7M2=53.7 and a standard deviation of SD2=18.2SD2=18.2 from the second population.What is the test statistic for this sample? (Report answer accurate to three decimal...
• Question 11 You wish to test the following claim (Hi) at a significance level of a = 0.005. H:p= 0.74 Hi:p < 0.74 You obtain a sample of size n = 237 in which there are 165 successful observations. What is the critical value for this test? (Report answer accurate to two decimal places.) critical value = Submit Question Question 12 You wish to test the following claim (H) at a significance level of a = -0.001 H:p=0.2 H:p...