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You wish to test the following claim (H) at a significance level of a = 0.001....
You wish to test the following claim (H) at a significance level of a = 0.002....
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 = 0.001....
You wish to test the following claim (H) at a significance level of a = 0.001. H:u= 89.1 H :u + 89.1 You believe the population is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: data 89.3 88.7 102 95.9 84.6 99.8 93.9 88.3 96.9 What is the critical value for this test? (Report answer accurate to three decimal places.) critical value = = What is the test statistic for this...
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) at a significance level of a = 0.001....
You wish to test the following claim (H) at a significance level of a = 0.001. For the context of this problem, Hd = H2 – My where the first data set represents a pre-test and the second data set represents a post-test. H:Hd = 0 H:Hd > 0 You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain pre-test and post-test samples for n = 15 subjects. The average...
You wish to test the following claim (Ha) at a significance level of a = 0.002...
You wish to test the following claim (Ha) at a significance level of a = 0.002 H:= 76.5 H:<76.5 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n = 86 with mean M = 74.3 and a standard deviation of SD= 6.2. 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...
You wish to test the following claim (Ha) at a significance level of α-0.001 You believe...
You wish to test the following claim (Ha) at a significance level of α-0.001 You believe both populations are normally distributed, but you do not know the standard deviations for either However, you also have no reason to believe the variances of the two populations are not equal. You obtain a sample of size n,-26 with a mean of M, 69.3 and a standard deviation of SD,-10.8 from the first population. You obtain a sample of size n2 11 with...
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 = 0.02 . 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 (HQ) at a significance level of a = 0.001....
You wish to test the following claim (HQ) at a significance level of a = 0.001. For the context of this problem, d = 22 - 21 where the first data set represents a pre-test and the second data set represents a post-test. H:Hd = 0 H:Hd 70 You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain pre-test and post-test samples for n = 239 subjects. The average difference...
You wish to test the following claim (Ha) at a significance level of a =0.05 Ho:p...
You wish to test the following claim (Ha) at a significance level of a =0.05 Ho:p Ha:p<76.8 76.8 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of 25 with mean M = 70.7 and a standard deviation of SD = 12.8. SIze n= What is the test statistic for this sample? (Report answer aceurate to three decimal places.) test statistic -2.383 What is the p-value for this sample? (Report...
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 = 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...
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 = 0.001. H:u= 89.1 H :u + 89.1 You believe the population is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: data 89.3 88.7 102 95.9 84.6 99.8 93.9 88.3 96.9 What is the critical value for this test? (Report answer accurate to three decimal places.) critical value = = What is the test statistic for this...
You wish to test the following claim (H) at a significance level of a = 0.001. For the context of this problem, Hd = H2 – My where the first data set represents a pre-test and the second data set represents a post-test. H:Hd = 0 H:Hd > 0 You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain pre-test and post-test samples for n = 15 subjects. The average...
You wish to test the following claim (Ha) at a significance level of a = 0.002 H:= 76.5 H:<76.5 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of size n = 86 with mean M = 74.3 and a standard deviation of SD= 6.2. 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...
You wish to test the following claim (Ha) at a significance level of α-0.001 You believe both populations are normally distributed, but you do not know the standard deviations for either However, you also have no reason to believe the variances of the two populations are not equal. You obtain a sample of size n,-26 with a mean of M, 69.3 and a standard deviation of SD,-10.8 from the first population. You obtain a sample of size n2 11 with...
You wish to test the following claim (HQ) at a significance level of a = 0.001. For the context of this problem, d = 22 - 21 where the first data set represents a pre-test and the second data set represents a post-test. H:Hd = 0 H:Hd 70 You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain pre-test and post-test samples for n = 239 subjects. The average difference...
You wish to test the following claim (Ha) at a significance level of a =0.05 Ho:p Ha:p<76.8 76.8 You believe the population is normally distributed, but you do not know the standard deviation. You obtain a sample of 25 with mean M = 70.7 and a standard deviation of SD = 12.8. SIze n= What is the test statistic for this sample? (Report answer aceurate to three decimal places.) test statistic -2.383 What is the p-value for this sample? (Report...
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