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Observed two-way table Darkness NightLight RoomLight Total Near 18 78 41 137 Not 154 154 34 342 Total 172 232 75 479 Prop 0.105 0.336

Observed two-way table Darkness NightLight RoomLight Total Near 18 78 41 137 Not 154 154 34 342 Total 172 232 75 479 Prop 0.105 0.336 0.547 0.286 Statistic: Mean Group Diff Observed Mean Group Diff(Near)= 0.295 Show output Report the chi-square statistic and theory-based p-value. What conclusion do you draw about the statistical significance of the sample results

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