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Duplicate of Statistics Review
Duplicate of Statistics Review
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Statistics and Probability review questions for 7th grade EOG NC.
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1
What is the probability that the spinner will land on a green section?
1/4
1/2
1/8
1/3
2
Which sample is most likely to be representative of the student population?
All the students who participate in the journalism club.
The first ten students who enter the school building.
Twenty-five eighth-grade students selected at random.
Every 3rd student on an alphabetized list of all students
3
What is the range of the number set?
15
7
23
21
4
What is the ‘Mean Absolute Deviation’ MAD of the data set?
-.33
2.9
3.7
5
5
Based on the information in the table, which statement is true?
More students chose math than social studies.
More than1/2 of the students chose science or social studies
No students chose math as their favorite.
More than 50% of the students chose language arts or science
6
Which statement below is true about the mean absolute deviation (MAD) of the students?
MAD of Student 2 = MAD of Student 1
MAD of Student 2 = MAD of Student 1
MAD of Student 1 > MAD of Student 2
MAD of Student 3 = MAD of Student 1
7
What is the approximate difference in average daily miles between the two weeks?
96
48
24
34
8
find the mean of the data set: 4,10,12,13,14,18, 20
91
13
21
6
9
Find the mean , median, and mode of the number set.
35 mean, 3 median, 9 mode
5 mean, 6 median, 7 mode
5 mean, 7 median, 9 mode
7 mean, 7 median, 1 mode
10
How many different outcomes of a number and a color are possible?
12
9
18
6
11
What is the likelihood she will select a blue marble on the first try?
unlikely
likely
impossible
certain
