You wish to test the following claim (H.) at a significance level of α-005. You obtain...
You wish to test the following claim (H.) at a significance level of a 0.0 You obtain the following two samples of data Sample #1 Sample #2 376 88.9 53.1 37.6 56.1 102.4 74.2 43.1 51.7 60.3 41.4 72.2 61 52.3 60.8 48.5 59.1 63.4 59.8 44 58.4 57.2 56.3 52.6 46.3 49.2 36. 575 73 56.1 47.2 55.1 62.3 63.4 47.7 60.1 0.2 56.8 56.8 59.6 60.3 51.7 55.47.7 63.1 60, 54. 584 83.3 32.7 584 84. 1024 72...
You wish to test the following claim (Ha) at a significance level of α=0.01. Ho:μ=73.2 Ha:μ<73.2 You believe the population is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: Column A Column B Column C Column D Column E 71.3 63.5 54.4 82.2 69.3 64.4 69.7 50.8 63.5 73.8 93.5 55 74.6 83.3 71.3 80.1 56.2 61.7 48.1 55 89.5 73.4 65.6 89.5 61.3 41.5 94.8 76.4 68.1 75.9...
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...
You wish to test the following claim (Ha) at a significance level of α=0.10. Ho:μ=68.4 Ha:μ<68.4 You believe the population is normally distributed, but you do not know the standard deviation. You obtain the following sample of data: Column A Column B Column C Column D Column E 95.9 71.8 55 90.9 53.6 76 71.3 73.3 67.2 69 59.3 65.1 59.7 74.9 70.8 51.7 54.1 85.3 76 71.8 69 53.6 66.8 66.4 56.8 62.6 57.6 52.6 50.1 89.2...
1- You wish to test the following claim ( H 1 ) at a significance level of α = 0.10 . H o : p 1 = p 2 H 1 : p 1 > p 2 You obtain 27.5% successes in a sample of size n 1 = 367 from the first population. You obtain 15.8% successes in a sample of size n 2 = 442 from the second population. For this test, you should NOT use the continuity...
You wish to test the following claim (HaHa) at a significance level of α=0.02α=0.02. Ho:p1=p2Ho:p1=p2 Ha:p1<p2Ha:p1<p2You obtain 380 successes in a sample of size n1=641n1=641 from the first population. You obtain 179 successes in a sample of size n2=259n2=259 from the second population. For this test, you should NOT use the continuity correction, and you should use the normal distribution as an approximation for the binomial distribution.What is the test statistic for this sample? (Report answer accurate to three decimal places.)test statistic = What is the p-value for...
You wish to test the following claim ( H a H a ) at a significance level of α = 0.10 α = 0.10 . H o : p 1 = p 2 H o : p 1 = p 2 H a : p 1 > p 2 H a : p 1 > p 2 You obtain 432 successes in a sample of size n 1 = 681 n 1 = 681 from the first population. You obtain...
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 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 (HaHa) at a significance level of α=0.002α=0.002. For the context of this problem, μd=PostTest−PreTestμd=PostTest-PreTest one data set represents a pre-test and the other data set represents a post-test. Each row represents the pre and post test scores for an individual. Ho:μd=0Ho:μd=0 Ha:μd≠0Ha:μd≠0You believe the population of difference scores is normally distributed, but you do not know the standard deviation. You obtain the following sample of data:pre-testpost-test35.351.225.419.861.467.82617.99.8-1.745.742.543.342.64567.74137.442.324.335.7-7.135.313.53018.55451.359.23639.745.527.123.5What is the test statistic for this sample?test statistic = (Report answer accurate to...