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Online Tests
Statistics Ics Part 1 Chapter 9 Online Test MCQs With Answers
Question # 1
Which of the following can never be described by a binomial distributions.
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The number of difective items produced by an assembly process
The amount of water used by a single housheld
the numebr of students in the class who can answer this questions
All of these can always be described by a binomial distribution
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Question # 2
The binomial distribution is negatively skewed if
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P< 1/2
P = 1/2
P > 1/2
P = 1
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Question # 3
In a bionial experiment, the successive trails are.
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Dependent
Independent
Mutually exclusive
FIxed
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Question # 4
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 # 5
A fair coin tossed four times, the probability of getting four heads is.
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1
1/4
1/2
1/10
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Question # 6
In binomial each trial has
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One outcome
Two outcomes
Three outcomes
Four outcomes
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Question # 7
In which distribution the successive trials are without replacement.
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Hypergometric distribution
Bionomial dristribution
Continuous distribution
None of these
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Question # 8
Mean of hypergeometric distribution is
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mN/k
nK/N
k/nN
Nk/n
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Question # 9
If N = 40, n = 5, k = 4, then mean of hypergeometic distribution is.
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1
1/2
1/4
1/3
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Question # 10
"P" or "q" can not be greater than
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1
0
2/3
1/2
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Question # 11
In a hypergeometric distribution N = 6, n = 2, K = 3 Then mean.
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1
2
3
4
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Question # 12
In binomial distribution trails are
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Independent
Dependent
Both
Discrete
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Question # 13
In which distribution the successive trials are with replacement
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Hypergeometric
Binomial distribution
Continuous distribution
Discrete distribution
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Question # 14
A hypergometric random variable is a (an)
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Independent variable
Continuous random variable
Discrete random variable
None of these
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Question # 15
A fair coin is tossed four times the probability of getting four heads is
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1/4
1/2
1/16
1
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Question # 16
Binomial distribution is positive skewed when
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p > q
p = q
p < q
p = 1/2
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Question # 17
If the probability of success p = 0.4 for a parability Beronouli trial, the expression 7!/3!4! (0.4)2 (0.6)2 given the probility of getting.
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Exactly three sucoseeson in seven trials
Exactlyfour successin seven trials
Three or more successes in seven trials
Four or more successes in seven trials.
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