Normal Distribution

Normal Distribution

9th - 12th Grade

8 Qs

quiz-placeholder

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Normal Distribution

Normal Distribution

Assessment

Quiz

Mathematics

9th - 12th Grade

Practice Problem

Hard

CCSS
HSS.ID.A.4, HSF-LE.A.1B

Standards-aligned

Created by

Amanda Mason

Used 6+ times

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8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The shelf life of a particular dairy product is normally distributed with a mean of 12 days and a standard deviation of 3 days.

About what percent of the products last between 12 and 15 days?

68%
34%
16%
2.5%

Tags

CCSS.HSF-LE.A.1B

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The mean life of a tire is 30,000 km. The standard deviation is 2000 km.

Then, 68% of all tires will have a life between ___________ km and __________ km.

 28,000 km and 32,000 km.
24,000 km and 34,000 km.
26,000 km and 34,000 km.
27,000 km and 31,000 km.

Tags

CCSS.HSS.ID.A.4

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The mean GPA of students in a course at UCDavis is 3.2 with a standard deviation of 0.3. What percent of students in the course have a GPA between  2.9 and 3.8? 

81.5%
47.5%
68%
95%

Tags

CCSS.HSS.ID.A.4

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Between what two standard deviations of a normal distribution contain 68% of the data?

one below and one above
two below and two above
two below and zero
zero and two above

Tags

CCSS.HSS.ID.A.4

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Students pass a test if they score 50% or more.


The marks of a large number of students were sampled and the mean and standard deviation were calculated as 42% and 8% respectively.


Assuming this data is normally distributed, what percentage of students pass the test? in percentage...

5

16

24

32

Tags

CCSS.HSS.ID.A.4

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Given a mean of 75 and a standard deviation of 7, what percentage of scores are between 75 and 82?

68%

81.5%

16%

34%

Tags

CCSS.HSS.ID.A.4

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Given a mean of 75 and a standard deviation of 7, what percentage of scores are above 82?

34%

81.5%

16%

2.5%

Tags

CCSS.HSS.ID.A.4

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