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Normal Curve Quiz

Authored by Kelly Ratcliff

Mathematics

11th - 12th Grade

CCSS covered

Used 72+ times

Normal Curve Quiz
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12 questions

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1.

MULTIPLE CHOICE QUESTION

2 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

2.

MULTIPLE CHOICE QUESTION

3 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.HSS.ID.A.4

3.

MULTIPLE CHOICE QUESTION

3 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 6 days or less?

68%
34%
16%
2.5%

Tags

CCSS.HSS.ID.A.4

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Pat and Chris both took a spatial abilities test (mean = 80, std. dev. = 8).  Pat scores a 76 and Chris scored a 94.  What percent of individuals would score between Pat and Chris? 

26.8%
96%
65.1%
4%

Tags

CCSS.HSS.ID.A.4

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Women’s heights have a mean of 63.6 in. and a standard deviation of 2.5 inches.  The z score corresponding to a woman with a height is 2.56. How tall is the woman?

24.42 in
70 in
28in
68.6in

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Calculate the z score of your value if the mean is 75, your score is 90 and the standard deviation is 4.5

-3.33
3.33
0.78
-0.78

7.

MULTIPLE CHOICE QUESTION

3 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%
7.6%

Tags

CCSS.HSS.ID.A.4

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