Statistics and Probability Questions
Authored by Gemsy Lydia Jeganath Manohar
Mathematics
11th Grade
CCSS covered
Used 1+ times
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33 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Group A ran every day for a month. Group B did not. The numbers shown are the times (in minutes) it took each member to run five kilometers. Group A: 19, 20, 18, 25, 14, 12, 18, 21, 10, 11, 13 Group B: 21, 22, 18, 19, 23, 18, 26, 30, 29, 27, 21 What is the mean time for Group A?
16.5 minutes
17.0 minutes
18.0 minutes
19.0 minutes
Tags
CCSS.6.SP.B.5C
2.
OPEN ENDED QUESTION
3 mins • 1 pt
Which group had the higher mean. What does that tell you about the runners?
Evaluate responses using AI:
OFF
Tags
CCSS.HSS.ID.A.3
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Which group had the higher standard deviation. What does that tell you about the runners?
Group A had the higher standard deviation, indicating more variability in their running times.
Group B had the higher standard deviation, indicating more consistency in their running times.
Group A had the higher standard deviation, indicating more consistency in their running times.
Group B had the higher standard deviation, indicating more variability in their running times.
4.
OPEN ENDED QUESTION
3 mins • 1 pt
On average Megan sends 45 texts a day, with a standard deviation of 3 texts. Draw this information on a normal curve and label the percentages.
Evaluate responses using AI:
OFF
Tags
CCSS.HSS.ID.A.4
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the probability that she will send between 39 and 51 texts a day?
0.15
0.25
0.35
0.45
Tags
CCSS.HSS.ID.A.4
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the probability that she will send more than 51 texts a day?
0.1
0.3
0.5
0.7
Tags
CCSS.HSS.ID.A.4
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the probability that she will send less than 42 texts a day?
0.1
0.3
0.5
0.7
Tags
CCSS.HSS.ID.A.4
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