Normal Distributions

Normal Distributions

9th - 12th Grade

20 Qs

quiz-placeholder

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Normal Distributions

Normal Distributions

Assessment

Quiz

Mathematics

9th - 12th Grade

Easy

CCSS
HSS.ID.A.4, HSS.ID.A.2, HSS.ID.A.3

Standards-aligned

Created by

Elissa Anderson

Used 1+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 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

2.

FILL IN THE BLANK QUESTION

1 min • 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?

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 more than 7 accidents?

0.3446
0.2856
0.4
0.6554

Tags

CCSS.HSS.ID.A.4

4.

MULTIPLE CHOICE QUESTION

1 min • 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

5 mins • 1 pt

The average waist size for teenage males is 29 inches with a standard deviation of 1.4 inch. 
If waist sizes are normally distributed, estimate the proportion of teenagers who will have waist sizes greater than 31 inches?

92.4%
10.5%
16%

7.7%

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

100
25
.5
1

Tags

CCSS.HSS.ID.A.4

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

μ = 70 , σ = 8 , X = 50 . Find z score

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