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Statistics Ics Part 1 Online Test MCQs With Answers
Question # 1
Measurement usually provide.
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Discrete data
Continuous data
Primary data
Qualitative data
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Question # 2
An expected value of a random variable is equal to its.
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Variance
B.D.
Mean
Co - Variance
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Question # 3
A statistic which is not measurable is called.
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A constant
An attribute
A variable
A parameter
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Question # 4
For positive skewed distribution mean _________ Median __________ Mode.
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=
<
>
None of these
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Question # 5
In binomial distribution, the random variable has a range:
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0,1,2...................n
0,1,2,......+∞
-∞ to +∞
∞ to +0
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Question # 6
The word statistics is at present used in
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Two senses
Three senses
Four senses
None of these
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Question # 7
When two coins are tossed simulataneously the probability of at most one head is.
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1/2
1/4
3/4
None of these
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Question # 8
The mid point of group 5.5 - 7.5 is.
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6
7
7.5
6.5
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Question # 9
The parameters of binomial distribution one
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p and q
q and n
n and p
n,p,q
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Question # 10
Continuous data are differentitated from discrete data in that
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Discrete data classes are represnted by fractions
Continuous data classes may be represented by fractions
Continous data take on only whole numebrs
Discrete data can take on any real number
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Question # 11
The compare the variation of two or more than two sereies, we use.
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Mean absolute deviation
Variance
Coefficient of viariation
Corrected atandard deviation
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Question # 12
If x is a random variable with E(x) = 5 then E (3x - 2) =
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0
1
13
15
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Question # 13
If two events cannot occur together they are said to be.
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Independent
Dependent
mutually exclusive
Equally likely
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Question # 14
M.D. of the values 4,4,4,4 is
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0
4
8
12
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Question # 15
Numebr of accidents recorded yesterday n Lahore is a.
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Discrete variable
Continuous variable
Qualitative variable
Constant
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Question # 16
The simple probability of occurrence of an event in called the.
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Joint probability
Conditional probability
Marginal probability
Subjective probability
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Question # 17
A relative frequency distribution presents frequencies in terms of
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Fractions
Whole numbers
Percentages
Both a and c but not b
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Question # 18
Subset of sample space is called
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Event
Simple event
Compound event
Experiment
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