# Standard Normal Probability Distribution MCQs Quiz Online PDF Download

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## MCQs on Standard Normal Probability DistributionQuiz PDF Download

MCQ: Formula to calculate standardized normal random variable is

- x - μ ⁄ σ
- x + μ ⁄ σ
- x - σ ⁄ μ
- x + σ ⁄ μ

A

MCQ: Formula in which binomial distribution approaches normal probability distribution with help of normal variable is written as

- x - qn divided by square root of pq
- x - np divided by square root of npq
- x + np divided by square root of np
- x - pq divided by square root of npq

B

MCQ: Consider probability distribution as standard normal, if value of μ is 75, value of x is 120 with unknown standard deviation of distribution then value of z-statistic

- will be one
- will be zero
- will be negative
- will be positive

D

MCQ: If value of x is less than μ of standard normal probability distribution then the

- z-statistic is negative
- z-statistic is positive
- f(x) will be even number
- f(x) will be prime number

A

MCQ: Standard normal probability distribution has mean equal to 40, whereas value of random variable x is 80 and z-statistic is equal to 1.8 then standard deviation of standard normal probability distribution is

- 120
- 80
- 40
- 20

D