Analysis of Variance Table Outcome variable: LikeM Model: 1m(formula = LikeM ~ A

Question

Analysis of Variance Table Outcome variable: LikeM Model: 1m(formula = LikeM ~ Attractive, data = SpeedDating) SS df MS F PRE Model Cerror reduced) 452.86 1 452.8634 298.57 0.5239 .0000 Error (from model) 411.05 271 1.5168 Total (empty model) 864.38 273 3.1662 From the data shown in the supernova table above, we know that the AttractiveM model of LikeM is better than the empty model. Does this prove that if a male perceives a female as being attractive, that causes him to like her more? Yes, because PRE is very large. Yes, because the p is very small Yes, because the F is very large. No, because the data are correlational

Explanation / Answer

a) yes because p value is very small.

explantion: since p vlaue is less than 0.05. we reject null hypothesis. there is significiant difference between two.

b) about 40% of PRE

as PRE=0.3946

c) The confidence interval would not include 0.

because null hypothesis is rejected.

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