05 - 1_Sample_Tests

05 - 1_Sample_Tests - Sample Data D escriptives 95% C...

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Unformatted text preview: Sample Data D escriptives 95% C onfidence Intervals Name Sample Size 37 n L UL 1 # # Sample Mean 19 9.542 x-bar Smpl Var 1.2391 3.1615 2 # # Sample Variance 1.8737 Smpl StDev 1.1 32 1.7 81 s 3 # # Sample Stdev. 1.368 s Hyp Var 0.6 13 1.6873 4 # # Significance 5% α Hyp StDev 0.8132 1.29 0 σ 5 # # Sigma Unknown 6 # # Smpl Mean 19 9.0858 19 9.9 86 xb 7 # # Testing Population Variance Hyp Mean 19 9.5436 20 0.4564 μ 8 # # Test Statistic 67.4538 Sigma Known 9 # # Smpl Mean 19 9.123 19 9.961 xb 10 # # Nul hypothesis Decision Hyp Mean 19 9.581 20 0.419 μ 1 # # 1 21.3 59 54.4 0.0 23 Reject Pop StDev 1.0572 1.68 6 σ 12 # # 1 23.2686 NA 0.9 89 13 # # 1 NA 51 0.0 1 Reject 14 # # 15 # # 16 # # 17 19 8.7 Test Statistic-2.0345 t 18 # # 19 # # Nul Hypothesis t-critical Decision 20 # # 20 0 2.0281 0.0493 Reject 21 # # 20 0 1.68 3 0.0247 Reject 2 # # 20 0-1.68 3 0.9753 23 20 0.1 24 # # 25 # # 26 # # Population Stdev. 1.3 σ Cor ection for Finite Population 27 # # Population size N 28 # # Test Statistic...
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This note was uploaded on 12/13/2010 for the course LEEDS BCOR 1020 taught by Professor Heatheradams during the Spring '08 term at Colorado.

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05 - 1_Sample_Tests - Sample Data D escriptives 95% C...

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