Normal Distribution

Normal Distribution

9th - 12th Grade

20 Qs

quiz-placeholder

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Normal Distribution

Normal Distribution

Assessment

Quiz

Mathematics

9th - 12th Grade

Hard

CCSS
HSS.ID.A.4, HSS.MD.A.3, HSS.ID.A.3

+4

Standards-aligned

Created by

Ugarhon Serrette

Used 9+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 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

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

The ages of the population of people living in Meru area in Ipoh are Normally distributed with mean 43 and standard deviation 14


The town has a population of 5,000.

How many would you expect to be aged between 22 and 57?


You can use this Standard Normal Distribution curve:

1750

3860

3870

4330

Tags

CCSS.HSS.ID.A.4

CCSS.HSS.MD.A.2

CCSS.HSS.MD.A.3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

68% of the marks in a test are between 51 and 64

Assuming this data is normally distributed, what are the mean and standard deviation?

Mean = 57

S.D. = 6.5

Mean = 57

S.D. = 7

Mean = 57.5

S.D. = 6.5

Mean = 57.5

S.D. = 13

Tags

CCSS.HSS.ID.A.4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The mean July daily rainfall in Hulu Kinta is 10 mm and the standard deviation is 1.5 mm


Assume that this data is normally distributed.

How many days in July would you expect the daily rainfall to be less than 8.5 mm?

5

6

7

10

Tags

CCSS.HSS.ID.A.4

CCSS.HSS.MD.A.2

CCSS.HSS.MD.A.3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

95% of students at school weigh between 62 kg and 90 kg.

Assuming this data is normally distributed, what are the mean and standard deviation?

Mean = 66 kg

S.D. = 7 kg

Mean = 76 kg

S.D. = 7 kg

Mean = 86 kg

S.D. = 7 kg

Mean = 76 kg

S.D. = 14 kg

Tags

CCSS.HSS.ID.A.4

CCSS.HSS.MD.A.2

CCSS.HSS.MD.A.3

6.

MULTIPLE CHOICE QUESTION

2 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

2 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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