ASMbook (version 1.0.2)

simDat62: Simulate data for Chapter 6.2: Two groups with equal variance

Description

Simulate wingspan measurements in female and male peregrines with equal variance.

Usage

simDat62(n1 = 60, n2 = 40, mu1 = 105, mu2 = 77.5, sigma = 2.75)

Value

A list of simulated data and parameters.

n1

Female sample size

n2

Male sample size

mu1

Female mean

mu2

Male mean

beta

Difference in wingspan mean between sexes

sigma

Standard deviation for both groups

x

Indicator variable for sex, 1 = male

y

Simulated wingspan data

Arguments

n1

The sample size of females

n2

The sample size of males

mu1

The population mean males

mu2

The population mean females

sigma

The standard deviation for both groups

Author

Marc Kéry

Examples

str(dat <- simDat62())      # Implicit default arguments
str(dat <- simDat62(n1 = 1000, n2 = 10000)) # Much larger sample sizes

# Revert to "model-of-the-mean" (with larger sample size)
str(dat <- simDat62(n1 = 10000, n2 = 10000, mu1 = 105, mu2 = 105))