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The mean and standard deviation of a random variable x are 7 and 4 respectively. Find...

The mean and standard deviation of a random variable x are 7 and 4 respectively. Find the mean and standard deviation of the given random variables:

(1) y=x+1 μ= σ=

(2) v=8x μ= σ=

(3) w=8x+1 μ= σ=

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