MCQ 11 Mark
If the median of the data $24,25,26, x+2, x+3,30,31,34$ arranged in order is 27.5 , then the value of $x$ is:
- A25
- B27
- C28
- D30
Answer
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15 questions · timed · auto-graded
MCQ 21 Mark
The difference between upper quartile $\left(\mathrm{Q}_3\right)$ and lower quartile $\left(\mathrm{Q}_1\right)$ is called
- Arange
- Bsemi-interquartile range
- Cinterquartile range
- Dlimits
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MCQ 31 Mark
The middle quarlite is also known as:
- Amedian
- Bmode
- Cmean
- Dclass mark
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MCQ 41 Mark
Quartiles divide the whole set of observations into $\qquad$ equal parts.
- Atwo
- Bthree
- Cfour
- Dten
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MCQ 51 Mark
In a grouped frequency distribution, the class with maximum frequency is called:
- Amean class
- Bmedian class
- Cmodal class
- Dquartile class
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MCQ 61 Mark
The median of the data $78,56,22,34,45,54,39,68,54,84$ is:
- A53
- B54
- C55
- D56
Answer
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MCQ 71 Mark
From the data $37,35,30,34,40,39,38,36$ if 35 is removed, the median increases by:
- A0.5
- B1
- C2
- D35
Answer
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MCQ 81 Mark
The mode of the given obsrervations $10,22,15,18,17,15,10,21,9,610,16,15,4,15$ is:
- A15
- B10
- C22
- D6
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MCQ 91 Mark
The median of the data $8,5,-2,4,0,7,10,6,3$ is:
- A0
- B5
- C-2
- D10
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MCQ 101 Mark
Semi-inter quartile range is given by :
- A$\frac{Q_3+Q_1}{2}$
- B$\frac{\mathrm{Q}_3-\mathrm{Q}_1}{2}$
- C$\mathrm{Q}_3-\mathrm{Q}_1$
- D$\frac{Q_3-Q_1}{3}$
Answer
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MCQ 111 Mark
The class mark of the median class of the given distribution is:
| Class | 0 - 10 | 10 - 20 | 20 - 30 | 30 - 40 | 40 - 50 |
| Cumulative frequency | 8 | 10 | 17 | 26 | 30 |
- A15
- B25
- C30
- D35
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MCQ 121 Mark
In the given histogram, the upper limit of the modal class is:
- A10
- B15
- C20
- D25
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MCQ 131 Mark
Which of the following is correct?
- AMode = 3 median - 2 mean
- BMode = 2 median - 3 mean
- CMode = 3 median + 2 mean
- DMode = 2 mean + 3 median
Answer
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MCQ 141 Mark
In the given graph, the modal class is the class with frequency:
- A72
- B21
- C48
- D36
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MCQ 151 Mark
From histogram, we can estimate :
- Amean of the data
- Bmedian of the data
- Cmode of the data
- Dupper quartile of the data
Answer
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