Need help on #3 my null hypothesis was light or dark will have no effect on the

Question

Need help on #3 my null hypothesis was light or dark will have no effect on the distribution of the isopods because they do not have a
preference

2. Fill in the table below using class data your TA sends you. (1 pt) NUMBER OF SOPODS THAT STOPPED IN THE: OBSERVED EXPECTED (OBS-EXPR (OBS-EXP)2/E Light 2u 9-7 Dark la. 143142143 1.481421421 value (sum): Now calculate and compare your calculated X2 value with the 0.05, which is 3.84. Is your calculated critical X' value for p- 3. x value higher or lower than 3.842 (0.5 pt) Do you reject your H (0.5 pt)

Explanation / Answer

Yes from the chi square table the probability of chi square value 0.481481 is higher than 0.05.

So, we will accept the hypothesis that light or dark will have no effect on the distribution of the isopods because they do not have a preference.

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