Q1:
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Questions 1 to 3 refer to the following set of data:
40, 24, 14, 36, 18, 34, 40, 43
What is the mode?
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A. 34 B. 35 C. 35.5 D. 40 |
Answer 1:
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Q2:
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What is the mean? |
A. 34 B. 35 C. 31.1 D. 40
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Answer 2:
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Q3:
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What is the median? |
A. 34 B. 35 C. 35.5 D. 40 |
Answer 3:
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Q4:
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Which of the following would give the best indication of the most common number in a set of values? |
A. Median
B. Mean
C. Mode
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Answer 4:
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Q5:
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The number of people in each class at a school are recorded. What type of data is this? |
A. continuous B. discrete |
Answer 5:
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Q6:
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In one sample of 100 pods of peas, the mean was 6 peas per pod. In another sample of 50 pods, the mean was 8 peas per pod. The combined mean for the two samples taken together was |
A. exactly 6 peas per pod B.between 6 and 7 peas per pod C. exactly 7 peas per pod D. between 7 and 8 peas per pod |
Answer 6:
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Q7:
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A group of students sat a test. Their mean score was 11. Another student who scored 29 joins the group. The mean is now 13. The number of students in the original group was |
A. 8 B. 5 C. 11 D. 18 |
Answer 7:
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Q8:
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20
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21
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23
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24
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22
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21
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24
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23
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22
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24
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23
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23
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23
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21
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24
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24
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24
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21
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24
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25
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Frank's best twenty 200 metre running times in seconds are given in the table above. The median is: |
A. 22.8 B. 23 C. 23.5 D. 24 |
Answer 8:
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Q9:
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In the table given above, the mean is |
A. 22.8 B. 23 C. 23.5 D. 24 |
Answer 9:
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Q10:
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In the table above what is the mode score? |
A. 22.8 B. 23 C. 23.5 D. 24 |
Answer 10:
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