Drag the mean, standard deviation, and x value around. Observe the changes in the area of the shaded portions under the normal distribution and standard normal distribution curves, and the value of z.

Questions to consider: [br]1. How does changing x affect z?[br]2. How does changing the mean or standard deviation affect z?[br]3. How does changing the mean or standard deviation affect area?[br]4. What's the connection between the area on the standard normal distribution and the normal distribution?