For instance, one of your friends from another school asks your help about his problem in Statistics and

Probability. He needs to answer his assignment but unfortunately, he left his module in the school

. He wants

to know how to identify the regions under the normal curve corresponding to different standard normal values.

Your friend will send a picture of a normal curve with the corresponding area, and he asks you favor to explain

each picture on how to obtain the value of the shaded part of the normal curves. Here is the screenshot of the

pictures