A Population Has µ = 50 and σ = 5

question 30

Multiple Choice

A population has µ = 50 and σ = 5.If 10 points are added to every score in the population,then what are the new values for the mean and standard deviation?​

• A)​µ = 50 and σ = 5
• B)​µ = 50 and σ = 15
• C)​µ = 60 and σ = 5
• D)​µ = 60 and σ = 15