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10 questions from this quiz
μ=0\mu = 0μ=0, σ=1\sigma = 1σ=1
Because f(−x)=f(x)f(-x) = f(x)f(−x)=f(x) (even function)
Changes location, not shape
Makes it wider and flatter
Approximately 68%
About 95%
Z=X−μσZ = \frac{X - \mu}{\sigma}Z=σX−μ
1
1σ2π\frac{1}{\sigma\sqrt{2\pi}}σ2π1
Area
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