**Name/Notes** |
**Owner** |
**Created** |
**Size** |
**Views** |

μ _{1} : Mean of var4 μ _{2} : Mean of var5 μ _{1} - μ _{2} : Difference between two means H _{0} : μ _{1} - μ _{2} = 0 H _{A} : μ _{1} - μ _{2} ≠ 0 (without pooled variances) **Hypothesis test results:**
Difference | Sample Diff. | Std. Err. | DF | T-Stat | P-value |
---|
μ_{1} - μ_{2} | 0.69166667 | 0.76435583 | 55.008212 | 0.90490141 | 0.3695 |
**Two sample T hypothesis test** | kidibuy | Dec 10, 2018 | 1KB | 4 |

μ _{1} : Mean of Sample(GPA Front) μ _{2} : Mean of Sample(GPA Back) μ _{1} - μ _{2} : Difference between two means H _{0} : μ _{1} - μ _{2} = 0 H _{A} : μ _{1} - μ _{2} ≠ 0 (with pooled variances)
Sample | n | Mean | Std. dev. |
---|
Sample(GPA Front) | 25 | 3.1912 | 0.68609596 | Sample(GPA Back) | 25 | 2.9208 | 0.5133381 |
**Hypothesis test results:**
Difference | Sample Diff. | Std. Err. | DF | T-Stat | P-value |
---|
μ_{1} - μ_{2} | 0.2704 | 0.17137604 | 48 | 1.5778168 | 0.1212 |
**Two sample T hypothesis test** | mariasalas54 | Dec 10, 2018 | 2KB | 0 |

μ _{1} : Mean of Dutchbros Price/ounce μ _{2} : Mean of Starbucks Price/ounce μ _{1} - μ _{2} : Difference between two means H _{0} : μ _{1} - μ _{2} = 0 H _{A} : μ _{1} - μ _{2} ≠ 0 (without pooled variances) **Hypothesis test results:**
Difference | Sample Diff. | Std. Err. | DF | T-Stat | P-value |
---|
μ_{1} - μ_{2} | -0.17 | 0.016903085 | 7 | -10.057336 | <0.0001 |
**Two sample T hypothesis test** | renabayley | Dec 6, 2018 | 1KB | 2 |

μ _{1} : Mean of Home μ _{2} : Mean of Away μ _{1} - μ _{2} : Difference between two means H _{0} : μ _{1} - μ _{2} = 0 H _{A} : μ _{1} - μ _{2} < 0 (without pooled variances) **Hypothesis test results:**
Difference | Sample Diff. | Std. Err. | DF | T-Stat | P-value |
---|
μ_{1} - μ_{2} | 1.31 | 1.3710137 | 56.067016 | 0.95549739 | 0.8283 |
**Two sample T hypothesis test: Home v. Away** | mfadase | Dec 6, 2018 | 1KB | 7 |

μ _{1} : Mean of Home μ _{2} : Mean of Away μ _{1} - μ _{2} : Difference between two means (without pooled variances) **95% confidence interval results:**
Difference | Sample Diff. | Std. Err. | DF | L. Limit | U. Limit |
---|
μ_{1} - μ_{2} | 1.31 | 1.3710137 | 56.067016 | -1.436398 | 4.056398 |
**Two sample T confidence interval: Home & Away** | mfadase | Dec 6, 2018 | 1KB | 3 |

μ _{1} : Mean of Population 1 μ _{2} : Mean of Population 2 μ _{1} - μ _{2} : Difference between two means H _{0} : μ _{1} - μ _{2} = 0 H _{A} : μ _{1} - μ _{2} > 0 (without pooled variances) **Hypothesis test results:**
Difference | Sample Diff. | Std. Err. | DF | T-Stat | P-value |
---|
μ_{1} - μ_{2} | -6 | 2.1058395 | 74.414302 | -2.84922 | 0.9972 |
**Two sample T summary hypothesis test PROJECT** | guerraka9143 | Dec 4, 2018 | 1KB | 11 |

μ _{1} : Mean of Exercise (N2) where Gender=Male μ _{2} : Mean of Exercise (N2) where Gender=Female μ _{1} - μ _{2} : Difference between two means H _{0} : μ _{1} - μ _{2} = 0 H _{A} : μ _{1} - μ _{2} ≠ 0 (without pooled variances) **Hypothesis test results:**
Difference | Sample Diff. | Std. Err. | DF | T-Stat | P-value |
---|
μ_{1} - μ_{2} | 1.0436399 | 1.0629372 | 39.917255 | 0.98184534 | 0.3321 |
**Two sample T hypothesis test - Gender/Exercise** | rcoope1 | Dec 3, 2018 | 1KB | 4 |

μ _{1} : Mean of 21&Under μ _{2} : Mean of Over21 μ _{1} - μ _{2} : Difference between two means H _{0} : μ _{1} - μ _{2} = 0 H _{A} : μ _{1} - μ _{2} ≠ 0 (without pooled variances) **Hypothesis test results:**
Difference | Sample Diff. | Std. Err. | DF | T-Stat | P-value |
---|
μ_{1} - μ_{2} | 4.9032258 | 3.7350697 | 59.385891 | 1.3127535 | 0.1943 |
**Two sample T hypothesis test** | canolat | Dec 3, 2018 | 1KB | 1 |

μ _{1} : Mean of Over21WorkoutMin μ _{2} : Mean of 21andUnderWorkoutMins μ _{1} - μ _{2} : Difference between two means H _{0} : μ _{1} - μ _{2} = 0 H _{A} : μ _{1} - μ _{2} > 0 (with pooled variances) **Hypothesis test results:**
Difference | Sample Diff. | Std. Err. | DF | T-Stat | P-value |
---|
μ_{1} - μ_{2} | 19.83871 | 8.4364758 | 60 | 2.3515399 | 0.011 |
**Two sample T hypothesis test 6A-** | jasminelopez_e | Dec 3, 2018 | 1KB | 2 |

μ _{1} : Mean of 21andUnderWorkoutMins μ _{2} : Mean of Over21WorkoutMin μ _{1} - μ _{2} : Difference between two means (with pooled variances) **5% confidence interval results:**
Difference | Sample Diff. | Std. Err. | DF | L. Limit | U. Limit |
---|
μ_{1} - μ_{2} | -19.83871 | 8.4364758 | 60 | -20.369951 | -19.307468 |
**Two sample T confidence interval 6B** | jasminelopez_e | Dec 3, 2018 | 1KB | 4 |

μ _{1} : Mean of 21andUnderWorkoutMins μ _{2} : Mean of Over21WorkoutMin μ _{1} - μ _{2} : Difference between two means H _{0} : μ _{1} - μ _{2} = 0 H _{A} : μ _{1} - μ _{2} ≠ 0 (without pooled variances) **Hypothesis test results:**
Difference | Sample Diff. | Std. Err. | DF | T-Stat | P-value |
---|
μ_{1} - μ_{2} | -19.83871 | 8.4364758 | 48.413106 | -2.3515399 | 0.0228 |
**Two sample T hypothesis test 21&Under+Over21** | jasminelopez_e | Dec 3, 2018 | 1KB | 1 |

**Two sample T hypothesis test:**
μ _{1} : Mean of Aud-Before μ _{2} : Mean of Aud-After μ _{1} - μ _{2} : Difference between two means H _{0} : μ _{1} - μ _{2} = 600 H _{A} : μ _{1} - μ _{2} ≠ 600 (without pooled variances) **Hypothesis test results:****
Difference** | **Sample Diff.** | **Std. Err.** | **DF** | **T-Stat** | **P-value** |
---|
μ_{1} - μ_{2} | 91.872529 | 15.41853 | 194.24251 | -32.955637 | <0.0001 |
**Two sample T hypothesis test** | rapp.gina | Dec 2, 2018 | 1KB | 3 |

**Two sample T hypothesis test:**
μ _{1} : Mean of Vis-Before μ _{2} : Mean of Vis-After μ _{1} - μ _{2} : Difference between two means H _{0} : μ _{1} - μ _{2} = 0 H _{A} : μ _{1} - μ _{2} ≠ 0 (without pooled variances) **Hypothesis test results:****
Difference** | **Sample Diff.** | **Std. Err.** | **DF** | **T-Stat** | **P-value** |
---|
μ_{1} - μ_{2} | 28.717742 | 9.7118425 | 232.87871 | 2.9569818 | 0.0034 |
**Two sample T hypothesis test** | rapp.gina | Dec 2, 2018 | 1KB | 3 |

**Two sample T hypothesis test:**
μ _{1} : Mean of Aud-Before μ _{2} : Mean of Aud-After μ _{1} - μ _{2} : Difference between two means H _{0} : μ _{1} - μ _{2} = 0 H _{A} : μ _{1} - μ _{2} ≠ 0 (without pooled variances) **Hypothesis test results:****
Difference** | **Sample Diff.** | **Std. Err.** | **DF** | **T-Stat** | **P-value** |
---|
μ_{1} - μ_{2} | 91.872529 | 15.41853 | 194.24251 | 5.958579 | <0.0001 |
**Two sample T hypothesis test** | rapp.gina | Dec 2, 2018 | 1KB | 2 |

**Two sample T hypothesis test:**
μ _{1} : Mean of var1 μ _{2} : Mean of var2 μ _{1} - μ _{2} : Difference between two means H _{0} : μ _{1} - μ _{2} = 0 H _{A} : μ _{1} - μ _{2} < 0 (without pooled variances) **Hypothesis test results:****
Difference** | **Sample Diff.** | **Std. Err.** | **DF** | **T-Stat** | **P-value** |
---|
μ_{1} - μ_{2} | -2.3103407 | 0.51300652 | 160.12253 | -4.503531 | <0.0001 |
**Two sample T hypothesis test** | ab0f0a9e-a971-48cb-99ab-cb0f3cb1b2f5-129326_d2l_snhumlp | Dec 1, 2018 | 1KB | 5 |