_{\(\style{font-family:Times New Roman;}{{\overline x}_1}\)} | _{\(\style{font-family:Times New Roman;}{{\overline x}_4}\)} | _{\(\style{font-family:Times New Roman;}{{\overline x}_2}\)} | _{\(\style{font-family:Times New Roman;}{{\overline x}_2}\)} | |

223.1 | 321.2 | 400.5 | 451 | Sample mean |

What is the appropriate interpretation of this summary from a multiple comparison of means procedure?

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None of the population means appears to differ significantly.

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The mean of population 3 appears to be larger than the mean of population 1.

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The means of populations 3, 4, and 2 appear to be larger than the mean of population 1.

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The mean of population 1 appears to be larger than the mean of population 3.