AS Normal distribution

What shape is a normal distribution curve?

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

Tags

CCSS.HSS.ID.A.3

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

• 100
• 25
• .5
• 1

The normal curve is symmetrical about the mean.

• True
• False

True or false: A normal curve is skewed right. 

• True
• False

Find the area of the shaded region.

• 0.1587

• 0.8413

• 0.6813

• 0.3432

Find the area of the non shaded region.

• 0.1587

• 0.8413

• 0.8431

• 0.5871

Find the area of the shaded region.

• 0.1587

• 0.8413

• 0.6826

• 0.3434

Tags

CCSS.HSS.ID.A.4

The standard normal variable is denoted by

• X

• Z

• μ

• Ϭ²

What are the parameters of the standard normal variable, Z?

• μ and σ²

• 0 and 1

Which is not discrete distribution?

• binomial distribution

• geometric distribution

• hypergeometric distribution

• normal distribution