Parameters | N | N | |

Mean | 741.5 | 1235.535 | |

Variance | 409,767.8 | 121,517.5 | |

Observations | 20 | 20 | |

df | 19 | ||

t Stat | −5.51832 | ||

P (T ≤ t) one-tail | 1.27E−05 | ||

t Critical one-tail | 1.729133 | ||

P (T ≤ t) two-tail | 2.53E−05 | ||

t Critical two-tail | 2.093024 | ||