Normal Distribution

What is the the total area under the standard normal distribution curve?

• 100
• 25
• .5
• 1

Tags

CCSS.7.SP.C.7A

What shape is a normal distribution curve?

• Half curve
• Round curve
• Bell curve
• Square curve

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

What is the area under the curve to the left of z = 0.55 ?

• .2912
• .5500
• .9394
• .7088

Tags

CCSS.HSS.ID.A.4

What is the area under the curve between z = 0 and z = 1.45?

• .9265
• .4265
• .4500
• .5000

Tags

CCSS.HSS.ID.A.4

If I have a positive z-score, am I ABOVE or BELOW the mean?

• ABOVE

• BELOW

Find the area under the normal distribution curve to the left of 
Z=0.27.

• 0.3936
• 0.3897
• 0.6064
• 0.4892

Tags

CCSS.HSS.ID.A.4

Find the area under the normal distribution curve between a z=-1.26 and z=.57. 

• 0.0047
• 0.9204
• 0.6119
• 0.4981

Tags

CCSS.HSS.ID.A.4

Find the area of the shaded region if the z-score is 0.75

• 0.2266
• 0.7734
• 0.758
• 0.242

Tags

CCSS.HSS.ID.A.4

This data is normally distributed.  What percent of the data is in the shaded region?

• 68%
• 95%
• 99.7%
• 50%

Tags

CCSS.HSS.ID.A.4