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Results tagged with normal-distribution
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user 108530
The normal, or Gaussian, distribution has a density function that is a symmetrical bell-shaped curve. It is one of the most important distributions in statistics. Use the [normality-assumption] tag for asking about testing for normality.
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Estimating pi with a Gaussian darts player
It's well known that if you draw a square of 2x2 units side, and inside you draw a circle with a radius 1, and then randomly throw darts/count raindrops/etc. etc. that fall within the square, you can …
- 105
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extract distribution of y for point x given lm of y~x
If I have two variables x and y that have a linear relationship e.g. using data from the mtcars package and R code
df <- mtcars[c(4,7)]
names(df) <- c("x", "y")
model <- lm(y~x, data = df)
p <- ggp …
- 105