If a mixed-design experiment contains four levels of the between-groups factor and six levels of the repeated-measures factor, and there are 15 participants in each group, how many degrees of freedom are associated with the error term for the repeated-measures factor?
a) 224
b) 280
c) 210
d) 300
If a mixed-design experiment contains four levels of the between-groups factor and six levels of the repeated-measures factor, and there are 15 participants in each group.
That is, i =4, j =6 and n = 15
The degrees of freedom are associated with the error term for the repeated-measures factor is,
DF = (i - 1) * (j - 1) * (n - 1)
=> DF = (4 - 1) * (6 - 1) * (15 - 1)
=> DF = 3 * 5 * 14
=> DF = 210
Error degrees of freedom = 210
If a mixed-design experiment contains four levels of the between-groups factor and six levels of the...
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