Measures of Center
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Easy
Standards-aligned
Brooke Cikauskas
Used 1+ times
FREE Resource
Student preview
20 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Calculate the mean of the data set: 3, 7, 7, 2, 5, 10, 8.
Back
6
Answer explanation
To calculate the mean, sum the numbers: 3 + 7 + 7 + 2 + 5 + 10 + 8 = 42. Then divide by the count of numbers (7): 42 / 7 = 6. Thus, the mean is 6.
Tags
CCSS.6.SP.B.5C
2.
FLASHCARD QUESTION
Front
Find the median of the following data set: 12, 15, 11, 14, 13.
Back
13
Answer explanation
To find the median, first arrange the data in ascending order: 11, 12, 13, 14, 15. The median is the middle value, which is 13 in this case.
Tags
CCSS.6.SP.B.5C
3.
FLASHCARD QUESTION
Front
Identify the mode of the data set: 4, 5, 6, 6, 7, 8, 8, 8, 9.
Back
8
Answer explanation
The mode is the number that appears most frequently in a data set. In this case, the number 8 appears three times, more than any other number, making it the mode of the data set.
Tags
CCSS.6.SP.B.5C
4.
FLASHCARD QUESTION
Front
Calculate the range of the data set: 22, 29, 15, 18, 25.
Back
14
Answer explanation
To find the range, subtract the smallest value (15) from the largest value (29). So, 29 - 15 = 14. Therefore, the range of the data set is 14.
Tags
CCSS.6.SP.B.4
CCSS.HSS.ID.A.1
5.
FLASHCARD QUESTION
Front
Determine the mean absolute deviation of the data set: 5, 10, 15, 10, 5.
Back
2
Answer explanation
To find the mean absolute deviation, first calculate the mean: (5+10+15+10+5)/5 = 10. Then, find the absolute deviations: |5-10|, |10-10|, |15-10|, |10-10|, |5-10| = 5, 0, 5, 0, 5. The mean of these deviations is (5+0+5+0+5)/5 = 2.
Tags
CCSS.6.SP.B.5C
6.
FLASHCARD QUESTION
Front
Given the data set: 9, 3, 6, 3, 9, 12, find the mean.
Back
7
Answer explanation
To find the mean, sum the numbers: 9 + 3 + 6 + 3 + 9 + 12 = 42. Then divide by the count of numbers (6): 42 / 6 = 7. Thus, the mean is 7.
Tags
CCSS.6.SP.B.5C
7.
FLASHCARD QUESTION
Front
Find the median of the following data set: 21, 18, 24, 30, 27.
Back
24
Answer explanation
To find the median, first arrange the data in ascending order: 18, 21, 24, 27, 30. The median is the middle value, which is 24 in this case.
Tags
CCSS.6.SP.B.5C
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