Statistics MCQs

734 MCQs  (Page 64 of 74)

Attempt Statistics Mcqs Quiz
If mean of the binomial probability distribution is 4.8, then variance of this distribution is :_______________?
A. -2.3
B. 5.3
C. -4.8
D. 2.3
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The mean and the variance are equal in________________?
A. All probability distribution
B. The hypergeometric distribution
C. The binomial distribution
D. The posison distribution
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The probability of success changes from trial to trial in:___________________?
A. Binomial distribution
B. Geometric distribution
C. Sampling distribution
D. Hypergeometrical distribution
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For a binomial distribution with n = 15 as p changes from. 50 toward. 05 the distribution will__________?
A. Become more positively skewed
B. Become more negatively skewed
C. Become symmetrical
D. All of the above.
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When ‘n’ becomes very large, binomial distribution tends to ______________?
A. Posison dist
B. Standard dist
C. Normal dist
D. Hyper-geometric distribution
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Second moment about mean is always equal to _____________?
A. S.d.
B. C.v.
C. Variance
D. Square
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which is poor measure of dispersion in open-end distribution ________________?
A. Quartile- deviation
B. Semi-inter quartile range
C. Range
D. None of these
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If y= bx + c the range of y is ________?
A. Range of p
B. Quartile of x
C. Range of x
D. Zero
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If y= ax + b the S.D. of y is _______________?
A. Mean deviation of x
B. Minimum
C. S.d. of x
D. Maximum
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The lack of uniformity is called ______________?
A. Lack
B. Variation
C. X= 5
D. Skewness
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Word of the Day
23 Jul
Aisle
a passage between rows of seats in a building such as a church or theatre, an aircraft, or train.
طویل تنگ راستہ، نشتوں کے درمیان راستہ

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