test.anova1.bs | R Documentation |
Computes the F statistic, p-value, eta-squared, and adjusted eta-squared for the main effect of Factor A in a one-way between-subjects ANOVA using the estimated group means, estimated group standard deviations, and group sample sizes.
test.anova1.bs(m, sd, n)
m |
vector of estimated group means |
sd |
vector of estimated group standard deviations |
n |
vector of group sample sizes |
Returns a 1-row matrix. The columns are:
F - F statistic for test of null hypothesis
dfA - degrees of freedom for between-subjects factor
dfE - error degrees of freedom
dfA - degrees of freedom for between-subjects factor
p - p-value for F-test
eta-squared - estimate of eta-squared
adj eta-squared - a bias adjusted estimate of eta-squared
m <- c(12.4, 8.6, 10.5)
sd <- c(3.84, 3.12, 3.48)
n <- c(20, 20, 20)
test.anova1.bs(m, sd, n)
# Should return:
# F dfA dfE p eta-squared adj eta-squared
# [1,] 5.919585 2 57 0.004614428 0.1719831 0.1429298
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