A normal distribution of scores has a standard deviation of 10.  Find the z-scores corresponding to each of the…

1.A normal distribution of scores has a standard deviation of 10.  Find the z-scores corresponding to each of the following values:a)A score that is 5 points below the mean.                       b)A score that is 25 points above the mean.                       c)A score that is 15 points the mean