Stats Unit 7

A standard normal curve is a normal probability distribution that has a standard deviation of ____ and a mean of ____.

• 1, 0

• 0, 1

• 0, 0

• 1, 1

Tags

CCSS.HSS.ID.A.4

According to the empirical rule, what percentage of data falls within 1 standard deviation? 

• 25%
• 68%
• 95%
• 99.7%

Tags

CCSS.HSS.ID.A.4

Find the area under the standard normal curve that is to the left of z=0.88.

• 0.1894

• 0.8106

• 1.1750

• -1.1750

Tags

CCSS.HSS.ID.A.4

Find the z-score for which the area to its right is 0.75

• 0.2266

• 0.7734

• -0.6745

• 0.6745

Tags

CCSS.HSS.ID.A.4

Find the area under the standard normal curve that is to the right of -1.85

• 0.0322

• 0.9357

• -0.9357

• 0.9678

Tags

CCSS.HSS.ID.A.4

Find the area under the standard normal curve that is between z=1and z=2

• 0.8641

• 0.1359

• -0.1359

• 0.1587

Tags

CCSS.HSS.ID.A.4