( X # I M : Compare Two Population Means Confidence Interval & Significance Test Two Dependent Samples Descriptive Statistics: Boxplot Enter Data: Dataset: 300 O Group Sample Size Mean Std. Dev. From Textbook Petting vs. Vocal Praise Petting 232.0 61.7 Name of Response Variable: 200 Vocal Praise 67.6 102.5 Time Dog Interacts (sec.) Time Dog Interacts (sec.) Test Statistic: Group 1 Label: Group 2 Label: 100 Observed Difference Standard Error Test Statistic t Petting Vocal Praise 164.4 45.2 3.635 0 Group 1 Data: Group 2 Data: Petting Vocal Praise 114 203 217 254 256 284 4 7 24 25 48 71 294 Hypothesis Test: 296 Population Parameter Null Hypothesis Alternative Hypothesis Test Statistic t P-value Difference M1 - H2 H1 - H2 = 0 H1 - H2 > 0 3.635 0.0017 Type of Plot: Boxplot Dotplot Histogram t Distribution with df = 12 Ho: M1 = M2, Ha: M1 > M2. Test Statistic: t = 3.635, P-value = 0.0017 Type of Inference: 0.9983 0.0017 Significance Test . Alternative: Greater 2 3 - 3 -2 t = 3.64 Options: Show Degrees of Freedom Assume Equal Standard Deviations Null Value for Difference DII DD F9 F10 80 F6 F7 FB esc F3 F4 6Compare Two Population Means Confidence Interval & Significance Test Two Dependent Samples Descriptive Statistics: Boxplot Enter Data: Dataset: 300- O Group Sample Size Mean Std. Dev. From Textbook Petting vs. Vocal Praise Petting 232.0 61.7 Name of Response Variable: 200 Vocal Praise 67.6 102.5 Time Dog Interacts (sec.) Time Dog Interacts (sec.) Estimate of Difference of Means: Group 1 Label: Group 2 Label: 100 Point Estimate Standard Error Margin of Error Petting Vocal Praise 164.4 45.2 + 98.6 Group 1 Data: Group 2 Data: Petting Vocal Praise 114 203 217 254 256 284 4 7 24 25 48 71 294 Confidence Interval: 296 Population Parameter Lower Bound Upper Bound Confidence Level Difference M1 - H2 65.9 263.0 95% Type of Plot: Boxplot Dotplot Histogram 95% Confidence Interval (65.9, 263.0] Type of Inference: Confidence Interval 50 100 150 200 250 300 X1 - X2 Confidence Level (in %): Difference of Means M1 - H2 90 95 100 90 91 92 93 94 95 96 97 98 99 100 Interval, Lower or Upper Bound? Interval Lower Upper Options: Show t-score for Marain of Error DII DD A 20 F7 E9 F10 esc F1 F3 F4 F5 F6 F8 % &