MM207-06 Unit 5 Project_A+

Total points are 40. Points are included with each problem.

Included with each section or problem are reference examples and end of section exercises that can be used as a guide. Be sure to show your work in case partial credit is awarded. To receive full credit, work must be shown if applicable.

 

Section 5.1: Introduction to Normal Distribution and the Standard Normal Distribution

1.  Use the Standard Normal Distribution table to find the indicated area under the standard normal curve.

(References: example 3 - 6  pages 244 - 247, end of section exercises  21 – 40  page 249)  (2 points per each part)

 

a.    Between z = 0 and z = 1.42

 

The area to the left of z = 0 is 0.5000.

The area to the left of z = 1.42 is 0.9222.

The area between z = 0 and z = 1.42 is 0.4222.

 

 

b.    To the left of z = 1.86

 

The area to the left of z = 1.86 is 0.9686.

 

 

c.    Between z = -1.52 and z = -0.46

 

The area to the left of z = -1.52 is 0.0643.

The area to the left of z = -0.46 is 0.3228.

The area between z = -1.52 and z = -0.46 is 0.2585
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