Question: Let Z be a standard normal random variable (mean 0, variance 1). The random variable Y is defined by Y = Z2. Show that Y

 Let Z be a standard normal random variable (mean 0, variance
1). The random variable Y is defined by Y = Z2. Show

Let Z be a standard normal random variable (mean 0, variance 1). The random variable Y is defined by Y = Z2. Show that Y is Chi-squared distributed with one degree of freedom

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