# Business Statistics and Data Processing-Normal Distribution (NTA-NET (Based on NTA-UGC) Commerce (Paper-II)): Questions 1 - 3 of 5

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## Question number: 1

» Business Statistics and Data Processing » Normal Distribution

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Appeared in Year: 2017

MCQ▾

### Question

Which one of the following statements is false regarding normal distribution? (January Paper 2)

### Choices

Choice (4) Response

a.

Within limits from Mean value, the area under the distribution is 99 percent of the total area.

b.

The area under the normal curve represents probabilities for the normal random variable and the total area for the normal probability distribution is one.

c.

Mean, Median and Mode always coincide.

d.

For every pair of values of Mean and Standard deviation, the curve of the distribution is bell-shaped and symmetric.

## Question number: 2

» Business Statistics and Data Processing » Normal Distribution

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Appeared in Year: 2018

MCQ▾

### Question

For a standard normal probability distribution, the mean and the standard deviation are: (September Paper II)

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 3

» Business Statistics and Data Processing » Normal Distribution

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Appeared in Year: 2016

MCQ▾

### Question

Which one of the following is not the characteristic of normal distribution? (July Paper 3)

### Choices

Choice (4) Response

a.

The two tails of the normal curve extend to infinity in both directions but never touch the horizontal axis.

b.

The number of independent constraints of normal distribution are N, X and

c.

For different values of standard deviation, the height of the mean ordinate remains the same.

d.

Mean, median and mode for the normal distribution are equal.

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