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