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Normal_ Exponential_ and Gamma Distributions MCQs for Competitive Exams

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Normal_ Exponential_ and Gamma Distributions MCQs for Competitive Exams

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Topic Notes: Normal_ Exponential_ and Gamma Distributions

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Normal_ Exponential_ and Gamma Distributions MCQs in Statistics are useful for candidates who need targeted practice for CSS, PMS, FPSC, PPSC, NTS, entry tests, and other competitive exams in Pakistan. This topic page is designed for quick revision, repeated practice, and exam-focused preparation.

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11
What are the first and third quartiles (Q1 and Q3) for a standard normal distribution?
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12
To which axis is the Normal Distribution curve asymptotic?
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13
In a normal distribution, what percentage of observations falls within one standard deviation of the mean (x ± S)?
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14
What is the theoretical mean of a negative exponential distribution with rate parameter lambda?
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15
What is the z-score value corresponding to the mode of a normal distribution?
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16
Given a random variable X that follows a normal distribution N(16, 49), what is the mean of the distribution?
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17
Which of the following distributions is defined over the range of 0 to 8?
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18
What is the characteristic shape of a frequency distribution that follows the empirical rule (68-95-99.7)?
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19
How many modes does a standard Normal Distribution possess?
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20
Under what condition does the Chi-square distribution approximate a normal distribution?
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