Table 2

Null hypothesis . | Chi-squared value (X^{2})
. | Significance . | Null hypothesis accepted? . |
---|---|---|---|

The odour of the data sample type of chemical used is independent of the odour in the jar test samples. | 7.46 | 0.49 | Yes |

The odours of the data samples from the WTP are independent of the odour of the data sample from the jar test samples. | 8.36 | 0.08 | Yes |

The odours of the data samples from the final water samples (Euroa and Shepparton) are independent of the odour of the data sample from the jar test samples. | 182.41 | <0.00001 | No |

Null hypothesis . | Chi-squared value (X^{2})
. | Significance . | Null hypothesis accepted? . |
---|---|---|---|

The odour of the data sample type of chemical used is independent of the odour in the jar test samples. | 7.46 | 0.49 | Yes |

The odours of the data samples from the WTP are independent of the odour of the data sample from the jar test samples. | 8.36 | 0.08 | Yes |

The odours of the data samples from the final water samples (Euroa and Shepparton) are independent of the odour of the data sample from the jar test samples. | 182.41 | <0.00001 | No |

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