Cosumnes River College Stats 300 Probability and Statistics Chapter 7 Name: Lab/Activity Normal Distribution Date: Sections 7.1 and7.2 1. Directions: Draw one or more lines of symmetry on each image, if possible -or-- write "not symmetric."2. Directions: If the total area of each of the figures below is 100 sq. units, label the area of each region of the figure as shown 33 sq. units 14 sq units Total Area = 100 sq units Total Area= 100 sq units 70 sq. units Total Area = 100 sq units Total Area = 100 sq units 22 2.5 sq.unit sq.units 10 Total Area = 100 sq units Total Area = 100 sq units3. Directions: If the total area of each of the figures below is 1.00 sq. units, label the area of each region of the figure as shown .15 06 Total Area = 1.00 sq unit Total Area = 1.00 sq unit 025 Total Area = 1.00 sq uniti .80 Total Area = 1.00 sq unit .34 Total Area = 1.00 sq unit4. Probability Areas under the Standard Normal, Z Label both areas of the graph: Label both areas of the graph: F(x ) 10.3 0.2 2 -2.08 1.36 Label all three areas of the graph Label all three areas of the graph: 0.41 F(x) 10.41 0.3 0.3 0.2 0.2 2 3 -1.79 1.50 1.0 2.25 Find the z-score that creates the areas Find the z-score that creates the areas shown below: shown below: F(x) 0.41 0.3 0.3 0.2 0.2 7967 0.30 0.70 .2033