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inst/snippet/mom-norm.R
In fastR2: Foundations and Applications of Statistics Using R (2nd Edition)
x <-
c(57.9, 70.8, 86.3, 92.3, 94.2, 117.0, 118.4, 122.4, 125.8, 134.4)
n <- length(x)
mean(x)
sd(x) # NOT the method of moments estimate for sigma
sqrt(sum((x - mean(x))^2 / n)) # method of moments estimate for sigma
v <- 9/10 * var(x) # working from var() and adjusting denominator
sqrt(v)
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fastR2 documentation built on Nov. 9, 2023, 9:06 a.m.
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x <-
c(57.9, 70.8, 86.3, 92.3, 94.2, 117.0, 118.4, 122.4, 125.8, 134.4)
n <- length(x)
mean(x)
sd(x) # NOT the method of moments estimate for sigma
sqrt(sum((x - mean(x))^2 / n)) # method of moments estimate for sigma
v <- 9/10 * var(x) # working from var() and adjusting denominator
sqrt(v)
Try the fastR2 package in your browser
Any scripts or data that you put into this service are public.
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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