Midterm Review- Normal Distribution

Midterm Review- Normal Distribution

12th Grade

17 Qs

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Midterm Review- Normal Distribution

Midterm Review- Normal Distribution

Assessment

Quiz

Mathematics

12th Grade

Medium

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

+1

Standards-aligned

Created by

Coach Aldridge

Used 2+ times

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17 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

In a survey of men in the United States (ages 20-29), the mean height was 69.6 inches with a standard deviation of 3.0 inches. Find the minimum height in the top 22%.

69.37 in 
67.58 in 
73.12 in 

Tags

CCSS.HSS.ID.A.4

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The 40 yards sprint times for a soccer team are found to be normally distributed with a mean of 5.2 seconds and a standard deviation of 0.3 seconds.  What is the z-score for a player who runs a time of 5.6 seconds?

-1.33
1.33
0.88
1.02

Tags

CCSS.HSS.ID.A.4

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The mean number of accidents a week at a company is 6.4 with a standard deviation of 1.5.  What proportion of weeks would you expect to have less than 5 accidents?

0.6915
0.1762
0.8238
-0.93

Tags

CCSS.HSS.ID.A.4

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The mean number of accidents a week at a company is 6.4 with a standard deviation of 1.5.  What proportion of weeks would you expect to have more than 7 accidents?

0.3446
0.2856
0.4
0.6554

Tags

CCSS.HSS.ID.A.4

5.

MULTIPLE CHOICE QUESTION

5 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

6.

MULTIPLE CHOICE QUESTION

5 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

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The scoring of modern IQ is such that Intelligence Quotients (IQs) have a normal distribution of μ= 100 and 𝞂 = 15.

Mensa International is a non-profit organization that accepts only people with IQ score within the top 2%. What level of IQ qualifies one to be a member of Mensa?

115
130.75
145
120

Tags

CCSS.HSS.ID.A.4

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