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Statisticsk MCQs / Q&A
In which distribution successive trials are without replacement:____________________?
In which distribution successive trials are without replacement:____________________?
A. Hypergeometric distribution (Correct)
B. Binomial distribution
C. Poisson distribution
D. Geometric distribution
Frequency table is an arrangement of data by classes together with their _______ class frequencies?
Frequency table is an arrangement of data by classes together with their _______ class frequencies?
A. Terms
B. Alternate class
C. Same class
D. Corresponding class (Correct)
If X ˜ N(16,49), the mean is___________?
If X ˜ N(16,49), the mean is___________?
A. 49
B. 16 (Correct)
C. 7
D. 4
There are ________ important bases of classification?
There are ________ important bases of classification?
A. Two
B. Four (Correct)
C. Three
D. Five
The relation showing between whole and its components used chart is said to be ___________________?
The relation showing between whole and its components used chart is said to be ___________________?
A. Component bar chart
B. Multiple bar chart
C. Pie Chart (Correct)
D. Simple Bar chart
If any value in the data is zero, then which of the following average vanishes ______________?
If any value in the data is zero, then which of the following average vanishes ______________?
A. A.M.
B. G.M. (Correct)
C. Mode
D. None of these
The range of normal distribution lies between _________?
The range of normal distribution lies between _________?
A. -∞ to +∞ (Correct)
B. 0 to ∞
C. -∞ to 0
D. None of these
If a distribution has two modes then this distribution is called______________?
If a distribution has two modes then this distribution is called______________?
A. Uni-Modal
B. Bi-Modal (Correct)
C. Tri-Modal
D. Multi-Modal
E. None of these
If a and b are two constants, then Var(a+bX) is_______________?
If a and b are two constants, then Var(a+bX) is_______________?
A. a±bVar(X)
B. Var(a)±Var(X)
C. ±bVar(X)
D. b2Var(X) (Correct)
E. (a±b)Var(X)
The smallest individuals which constitute the entire population are called __________________?
The smallest individuals which constitute the entire population are called __________________?
A. Sampling frame
B. Sampling units(Correct)
C. Sample pop
D. Sample design