STATISTICS ASSIGNMENT - Normal Distributions

Read Chapter 7 and Answer the following problem:

Problem - General: Normal Curves

Sketch a normal curve.

(a) with mean 15 and standard deviation 2.

(b) with mean 15 and standard deviation 3.

(a) with mean 12 and standard deviation 2.

(a) with mean 12 and standard deviation 3.

Write a one page paper explaining what these curves mean and what their differences mean.

Textbook - Understanding Basic Statistics by Brase & Brase, 3rd edition.

Chapter 7 - Normal Distributions.