A second random variable 𝑋 is normally distributed with mean 𝑚 and standard deviation 𝑠It is known that 𝑃𝑥 1 = 𝑎Write down the standardized value for 𝑥 = 1用中文回答
当𝑋 = 1时，标准化值为(Z-score)： (Z-score) = (1 - 𝑚) / 𝑠
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