I notice something curious about how aov() treats a numeric factor:
score is a dependent variable and group is a factor in a one-way ANOVA.
But group contains numeric codes and is not a factor (checked with
is.factor). An ANOVA done using:
aov(score~factor(group), data=mydata)
gives the right
On May 9, 2010, at 8:36 AM, Ravi Kulkarni wrote:
I notice something curious about how aov() treats a numeric factor:
score is a dependent variable and group is a factor in a one-way
ANOVA.
But group contains numeric codes and is not a factor (checked with
is.factor). An ANOVA done using:
Dear Ravi,
On Sunday 09 May 2010, Ravi Kulkarni wrote:
I notice something curious about how aov() treats a numeric factor:
In R, there is no such thing as a numeric factor. A numeric vector is not a
factor unless declared as such.
score is a dependent variable and group is a factor in a
Hi:
On Sun, May 9, 2010 at 5:36 AM, Ravi Kulkarni ravi.k...@gmail.com wrote:
I notice something curious about how aov() treats a numeric factor:
score is a dependent variable and group is a factor in a one-way ANOVA.
But group contains numeric codes and is not a factor (checked with
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