4.Sketch a normal curve with a mean of 30 and a standard deviation of 4.

1. Find the area between a raw score of 28 and a raw score of 32. Show your work.
2. Find the area between a raw score of 32 and 36. Show your work.
3. Each of these scenarios asks you to find the area between two raw scores which are 4 raw score units apart. Consider this as you answer the following:
   1. Did you get the same percent for parts a and b?
   2. Explain whether we should or should not expect the percents to be the same in parts a and b and why. (2-3 complete sentences)