File:da-two-sample-heights.png

Figure file · Studies, data, and evidence

Simulated heights from a two-sample normal model, 60 sons of mothers who smoked with \mu_1=170 and \sigma_1^2=200, and 140 sons of mothers who did not with \mu_2=175 and \sigma_2^2=100. The groups overlap heavily even though their means differ by 5 cm.

Simulated heights from a two-sample normal model, 60 sons of mothers who smoked with \mu_1=170 and \sigma_1^2=200, and 140 sons of mothers who did not with \mu_2=175 and \sigma_2^2=100. The groups overlap heavily even though their means differ by 5 cm.

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Summary

Description. Simulated heights from a two-sample normal model, 60 sons of mothers who smoked with \mu_1=170 and \sigma_1^2=200, and 140 sons of mothers who did not with \mu_2=175 and \sigma_2^2=100. The groups overlap heavily even though their means differ by 5 cm.

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