Data are the self esteem score of 12 individuals enrolled in 2 successive short-term trials (4 weeks) - control (placebo) and special diet trials.
The self esteem score was recorded at three time points: at the beginning (t1), midway (t2) and at the end (t3) of the trials.
The same 12 participants are enrolled in the two different trials with enough time between trials.
Two-way repeated measures ANOVA can be performed in order to determine whether there is interaction between time and treatment on the self esteem score.
This data set was converted from the
selfesteem2 data taken from the
A data frame with 72 rows and 4 columns.
Unique ID of the person
Binary variable indicating the treatment condition:
A categorical variable indicating the time of measurement: beginning (
t1), midway (
t2) and at the end (
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