Empirical Rule
Authored by Lindsay Conner
Mathematics
10th - 11th Grade
CCSS covered
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Which interval shows 68% of the data given a mean of 15 and a standard deviation of 3?
9 to 21
6 to 24
12 to 18
13 to 16
Tags
CCSS.HSS.ID.A.4
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Which interval shows 99.7% of the data given a mean of 15 and a standard deviation of 3?
9 to 21
12 to 18
13 to 16
6 to 24
Tags
CCSS.HSS.ID.A.4
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
According to the empirical rule, what percentage of data falls within 1 standard deviation?
25%
95%
68%
99.7%
Tags
CCSS.HSS.ID.A.4
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
According to the empirical rule, how much of the data falls within 3 standard deviations?
25%
95%
68%
99.7%
Tags
CCSS.HSS.ID.A.4
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
In a factory, the weight of the concrete poured into a mold by a machine follows a normal distribution with a mean of 1150 pounds and a standard deviation of 22 pounds. Approximately 95% of molds filled by this machine will hold weights in what interval?
1106 to 1194 pounds
1084 to 1216 pounds
1106 to 1150 pounds
1128 to 1172 pounds
Tags
CCSS.HSS.ID.A.4
6.
MULTIPLE CHOICE QUESTION
5 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.
26,000 km and 34,000 km.
24,000 km and 34,000 km.
28,000 km and 32,000 km.
27,000 km and 31,000 km.
Tags
CCSS.HSS.ID.A.4
7.
MULTIPLE CHOICE QUESTION
5 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%
16%
34%
2.5%
Tags
CCSS.HSS.ID.A.4
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