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10th Class Mathematics Chapter 6 Basic Statistics English Medium KPK Boards Online MCQ's MCQs With Answers
Question # 1
The positive square root of mean of the squared deviation of X,{1=1,2,3,.......n) observations from their arithmetic mean is called.
Choose an answer
Harmonic mean
Range
Standard deviation
Variance
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Question # 2
The average pocket money of 30 students is Rs.20/- , The total amount in the class is:
Choose an answer
Rs.20/-
Rs.30/-
Rs.300/-
Rs.600/-
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Question # 3
The square of standard deriation :
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Standard deriation
Range
Dispersion
Variance
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Question # 4
The measures that are used to determine the degree or extent of variation in a data set are called measures of...........................
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Dispersion
Central tendency
Average
Quartile
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Question # 5
Range for the data 110,109,84,89,77, 104,74,97,49,59,103,62 is.....
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41
51
61
71
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Question # 6
Types of dispersion are.........................
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4
5
6
8
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Question # 7
During frequency distribution number of groups should be between........
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5 and 10
10 and 15
10 and 20
5 and 15
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Question # 8
In a set of data 41,43,47,51,57,52 ,59 median is:
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51
47
52
None of these
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Question # 9
The observation that divide a data set into four equal part, are called.
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Decites
Quartiles
Percentiles
Mode
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Question # 10
∑▒〖(x-〗 x ̅)=………….
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0
1
-1
2
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Question # 11
A cumulative frequency table is also called:
Choose an answer
Frequency distribution
Data
Less than cumulative frequency distribution
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Question # 12
A histogram is a set of adjacent.
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Squares
Rectangles
Circles
Closed figures
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Question # 13
Variance is denoted by...........................
Choose an answer
V
S
S
2
X
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Question # 14
In a set of observation. 5,5,7,9,9,9,9,11,11,11,11,12,12 the mode is:
Choose an answer
9
11
Both 9 and 11
None of these
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Question # 15
A grouped frequency table is also called:
Choose an answer
Data
Frequency distribution
Frequency Polygon
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