24.05.2013 Views

Mappe genetiche e linkage

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Test del chi-quadro per l’incrocio in repulsione.<br />

repulsione<br />

F 1 Gamete Observed Expected (O-E) 2 /E<br />

pr + vg + 157 583.75 312.0<br />

pr + vg 965 583.75 249.0<br />

pr vg + 1067 583.75 483.3<br />

pr vg 146 583.75 328.3<br />

Total 2335 2335 X 2 =1372.6<br />

Valori di χ 2 elevati indicano che le differenze osservate sono statisticamente significative,<br />

e che quindi l’ipotesi di indipendenza deve essere rigettata.

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