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Calculating Probabilities with the Normal Distribution

Calculating Probabilities with the Normal Distribution

Assessment

Interactive Video

Mathematics

9th - 12th Grade

Practice Problem

Easy

CCSS
HSS.ID.A.4, 6.SP.A.3

Standards-aligned

Created by

Mia Campbell

Used 1+ times

FREE Resource

Standards-aligned

CCSS.HSS.ID.A.4
,
CCSS.6.SP.A.3

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the total area under a normal distribution curve?

None of the above

0.5 or 50%

1 or 100%

0 or 0%

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the mean (µ) of the standard normal distribution?

1

0

-1

100

Tags

CCSS.6.SP.A.3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the z-score calculated from any normal distribution score x?

z = μ/σ

z = (x-μ)/σ

z = (x-μ)×σ

z = (x+μ)/σ

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the 'Less Than' cumulative table typically show?

No shading

Both tails shaded

Right tail shaded

Left tail shaded

Tags

CCSS.HSS.ID.A.4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the probability that x is less than 54?

0.4448 or 44.48%

0.3336 or 33.36%

0.2224 or 22.24%

0.1112 or 11.12%

Tags

CCSS.HSS.ID.A.4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the z-score for x = 80?

0.56

1.67

1.22

2.33

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the probability that x is at least 80?

0.9901 or 99.01%

0.7123 or 71.23%

0.9525 or 95.25%

0.0475 or 4.75%

Tags

CCSS.HSS.ID.A.4

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