Normal Distribution MCQ (Multiple Choice Questions) PDF Download

If the value of x for normal distribution is 35, the mean of normal distribution is 65 and the standard deviation is 25 then the standardized random variable is

1. −1.5
2. −1.2
3. −1.7
4. −4

The normal distribution is also classified as

1. Gaussian distribution
2. Poisson distribution
3. Bernoulli's distribution
4. weighted average distribution

if the z-score of normal distribution is 2.5, the mean of the distribution is 45 and the standard deviation of normal distribution is 3 then the value of x for a normal distribution is

1. 97.5
2. 47.5
3. 37.5
4. 67.5

Considering the normal distribution, the spread is increased and the height of the curve is decreased for the

1. smaller value of variance
2. larger value of variance
3. larger value of standard deviation
4. smaller value of standard deviation

Around the central value of observations, the extent to which the values depart from normal distribution is classified as

1. negative variation
2. positive variation
3. skewness
4. positive trailing