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

μ _{1} : Mean of var5 μ _{2} : Mean of var6 μ _{1} - μ _{2} : Difference between two means H _{0} : μ _{1} - μ _{2} = 25 H _{A} : μ _{1} - μ _{2} > 25 (without pooled variances) **Hypothesis test results:**
Difference | Sample Diff. | Std. Err. | DF | T-Stat | P-value |
---|
μ_{1} - μ_{2} | 29.208333 | 2.4026172 | 45.017301 | 1.7515621 | 0.0433 |
**Two sample T hypothesis test** | cao.1013 | Jun 12, 2019 | 1KB | 6 |

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 (with pooled variances) **Hypothesis test results:**
Difference | Sample Diff. | Std. Err. | DF | T-Stat | P-value |
---|
μ_{1} - μ_{2} | -111.69167 | 126.83429 | 21 | -0.88061095 | 0.3885 |
**Two sample T hypothesis test** | amorina07 | Jun 1, 2019 | 1KB | 11 |

μ _{1} : Mean of Population 1 μ _{2} : Mean of Population 2 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} | -0.19 | 2.1207506 | 25.229591 | -4.555753 | 4.175753 |
**Two sample T summary confidence interval hours spent studying (Naomi, Griffin, Adam)** | naomitmagpantay | May 23, 2019 | 1KB | 21 |

**Two sample T summary hypothesis test** | july.morales21 | May 14, 2019 | 174B | 20 |

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} | -0.2326 | 0.32107535 | 23.707472 | -0.72444053 | 0.4759 |
**Two sample T summary hypothesis test** | july.morales21 | May 14, 2019 | 1KB | 20 |

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} | -9.15 | 1.6539553 | 37.119659 | -5.5321932 | <0.0001 |
Sample | n | Mean | Std. Dev. |
---|
Population 1 | 25 | 46.67 | 3.96 | Population 2 | 25 | 55.82 | 7.26 |
**Two sample T summary hypothesis test**
Inference Project | yespinoza08 | May 8, 2019 | 2KB | 14 |

μ _{1} : Mean of How many? (female) μ _{2} : Mean of How many? (male) 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} | -0.25269892 | 0.2470231 | 221.20935 | -1.0229769 | 0.1537 |
**Two sample T hypothesis test** | ijaycox1 | May 7, 2019 | 1KB | 15 |

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} | -0.56 | 0.52717539 | 23.653888 | -1.0622651 | 0.8506 |
**Two sample T summary hypothesis test** | eronhenderson | May 6, 2019 | 1KB | 13 |

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} | 1.65625 | 0.47595273 | 61.90681 | 3.4798624 | 0.0009 |
**Two sample T hypothesis test** | jordanbraggs | Apr 29, 2019 | 1KB | 14 |

μ _{1} : Mean of Aud-Before μ _{2} : Mean of Aud-After 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} | 91.872529 | 15.41853 | 194.24251 | 61.463301 | 122.28176 |
**Two sample T confidence interval** | gfarias1 | Apr 24, 2019 | 1KB | 26 |

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 final lab** | jdzuray | Apr 24, 2019 | 1KB | 21 |

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 final lab** | jdzuray | Apr 24, 2019 | 1KB | 19 |

μ _{1} : Mean of 2017 μ _{2} : Mean of 1997 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} | 0.48666667 | 1.7858573 | 57.931486 | 0.27251151 | 0.3931 |
**Two sample T hypothesis test** | lukebuchholz | Apr 24, 2019 | 1KB | 13 |

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 | 0.0017 |
**Two sample T hypothesis test** | gfarias1 | Apr 24, 2019 | 1KB | 15 |

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** | gfarias1 | Apr 24, 2019 | 1KB | 15 |