Pre-interventions | Post-interventions | |

Mean | 52.5 | 25.5 |

Variance | 122.7037037 | 5.166666667 |

Observations | 4 | 4 |

Pearson correlation | 0.121354568 | |

Hypothesised mean difference | 0 | |

df | 3 | |

t stat | 4.893761063 | |

P(T≤t) one-tail | 0.008162026 | |

t critical one-tail | 2.353363435 | |

P(T≤t) two-tail | 0.016324052 | |

t critical two-tail | 3.182446305 |