2nd Year Statistics Chapter 10 Online MCQ Test for 12th Class Statistics Chapter 10 (Normal Distribution)

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ICS Part II Statistics Chapter 0 Important MCQ's

Sr.#	Question	Answer
1	The Quartile deviation (Q.D) of a normal distribution is_______.	A. 4/5 σ B. 5/4 σ C. 2/3 σ D. None of these
2	The mean deviation (M.D) of a normal distribution is ________.	A. 4/5 σ B. 5/4 σ C. 2/3 σ D. None of these
3	μ - 2σ to=μ + 2σ contains approximately_______ area.	A. 75% B. 50% C. 95.45% D. 99.73%
4	P(μ-2σ < X=< μ + 2σ)=	A. 0.6827 B. 0.9545 C. 0.9973 D. 0.9827
5	The normal distribution is a _______.	A. Positive B. Negative C. Discrete D. Continuous
6	The point of inflection in normal distribution are _______.	A. μ - σ, μ + σ B. μ - σ, μ + 2σ C. μ, σ D. None of these
7	Second moment about mean is also called	A. mean B. variance C. skewness D. standard deviation
8		A. β1 B. β2 C. β3 D. Sk
9	In a normal distribution,_____= μ + 0.64745 σ	A. Q1 B. Q3 C. μ D. σ
10	The normal distribution is a bell shaped_______ distribution.	A. Discrete B. Continuous C. Symmetrical D. Skewed