You may need to use the appropriate technology to answer this question Consider the following hypothesis...
You may need to use the appropriate technology to answer this question. Consider the following hypothesis test. H0: μ1 − μ2 = 0 Ha: μ1 − μ2 ≠ 0 The following results are from independent samples taken from two populations. Sample 1 Sample 2 n1 = 35 n2 = 40 x1 = 13.6 x2 = 10.1 s1 = 5.4 s2 = 8.1 (a) What is the value of the test statistic? (Use x1 − x2. Round your answer to three...
You may need to use the appropriate technology to answer this question. Consider the following hypothesis test. The following results are from independent samples taken from two populations assuming the variances are unequal Sample 1 Sample 2 n1-352 x1-13.6x2-10.1 s, 5.5 s = 8.1 n2-40 (a) What is the value of the test statistic? (Use X1-x2. Round your answer to three decimal places.) (b) What is the degrees of freedom for the t distribution? (Round your answer down to the...
You may need to use the appropriate technology to answer this question. Consider the following hypothesis test. Holly - 12 = 0 Ha: My - 4270 The following results are from independent samples taken from two populations. Sample 1 Sample 2 ni = 35 n2 = 40 * = 13.6 X2 = 10.1 $i = 5.4 $2 = 8.8 (a) What is the value of the test statistic? (Use xa - 2. Round your answer to three decimal places.) (b)...
You may need to use the appropriate technology to answer this question. Consider the following hypothesis test. Ho: M-42 - 0 H: 11-20 The following results are from independent samples taken from two populations. Sample 1 Sample 2 - 35 n2 = 40 72 - 10.1 x2 = 13.6 $1 = 5.1 52 = 8.5 (a) What is the value of the test statistic? (Use x - xz Round your answer to three decimal places.) 2.192 (b) What is the...
You may need to use the appropriate appendix table or technology to answer this question. Consider the following hypothesis test. H0: μ1 − μ2 = 0 Ha: μ1 − μ2 ≠ 0 The following results are for two independent samples taken from the two populations. Sample 1 Sample 2 n1 = 80 n2 = 70 x1 = 104 x2 = 106 σ1 = 8.2 σ2 = 7.4 (a) What is the value of the test statistic? (Round your answer to...
Consider the following hypothesis test. H0: μ1 − μ2 = 0 Ha: μ1 − μ2 ≠ 0 The following results are from independent samples taken from two populations. Sample 1 Sample 2 n1 = 35 n2 = 40 x1 = 13.6 x2 = 10.1 s1 = 5.9 s2 = 8.5 (a) What is the value of the test statistic? (Use x1 − x2. Round your answer to three decimal places.) (b) What is the degrees of freedom for the t...
You may need to use the appropriate technology to answer this question. Consider the following hypothesis test. H0: μd ≤ 0 Ha: μd > 0 (a) The following data are from matched samples taken from two populations. Compute the difference value for each element. (Use Population 1 − Population 2.) Element Population Difference 1 2 1 21 18 2 28 25 3 18 17 4 20 19 5 26 24 (b) Compute d (c) Compute the standard deviation sd. (d)...
You may need to use the appropriate technology to answer this question. Consider the following hypothesis test. Hou 55 H: 4 < 55 A sample of 35 is used. Identify the p-value and state your conclusion for each of the following sample results. Use a = 0.01. (a) = 54 and 5 = 5.2 Find the value of the test statistic. (Round your answer to three decimal places.) Find the p-value. (Round your answer to four decimal places.) p-value =...
You may need to use the appropriate appendix table or technology to answer this question. Consider the following hypothesis test. Ho: 41 - H2SO Ho: My - uz > 0 The following results are for two independent samples taken from the two populations. Sample 1 Sample 2 n = 40 n2 = = 50 * = 25.3 X = 22.8 0 = 5.9 92=6 (a) What is the value of the test statistic? (Round your answer to two decimal places.)...
Consider the following hypothesis test. Ho:μ1-μ2=0 Hα:μ1-μ2 #0 The following results are from independent samples taken from two populations sample1 sample 2 n1-35 n2=40 x1=13.6 x2=10.1 s1=5.2 s2=8.5 a.What is the value of the test statistic? b.What is the value of the degrees of freedom for the distribution? c.What is the p-value? d.At α=.05, what is your conclusion?