A population of scores has μ = 25 and σ = 1. If 3 points are added to every score in the population, then what are the new values for the mean and standard deviation?     a   μ = 25 and σ = 1     b   μ = 28 and σ = 1     c   μ = 28 and σ = 3     d   μ = 75 and σ = 3

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A population of scores has μ = 25 and σ = 1. If 3 points are added to every score in the population, then what are the new values for the mean and standard deviation?

 

 

a  

μ = 25 and σ = 1

 

 

b  

μ = 28 and σ = 1

 

 

c  

μ = 28 and σ = 3

 

 

d  

μ = 75 and σ = 3

 

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