A. -1
B. 0
C. +1
D. None of these
Related Mcqs:
- If the sampled population has a normal distribution, when is the sampling distribution of the sample mean X also a normal distribution ?
A. Only when the sample size is at least 100.
B. Only when the sample size is smaller than 30
C. Always
D. Only when the sample size is at least 30. - As the normal distribution is symmetrical, its mean, median and mode are:____________?
A. Coincide
B. Not equal
C. Different
D. None of These - In normal distribution, mean ______= Mode?
A. Quartile
B. Mean deviation
C. Median
D. S.D. - In a certain normal distribution having µ = 35 and variance = 16, then mode will be_______________?
A. 3.5
B. 16
C. 4
D. None of these - The mean of a distribution is 23, the median is 24, and the mode is 25.5. It is most likely that this distribution is_____________?
A. Positively Skewed
B. Symmetrical
C. Asymptotic
D. Negatively Skewed - Normal distribution is a probability distribution of _____ random variable?
A. Continuous
B. Constant
C. Discrete
D. Normal - Normal distribution is the distribution of _______________?
A. Discrete r.v.
B. Continuous r.v.
C. Qualitative variable
D. Quantitative variable - Normal distribution is _____ distribution?
A. Symmetrical
B. non-symmetrical
C. + vely skewed
D. -vely skewed - If in a sampling distribution of X the sample size is 25, what assumption must hold for the sampling distribution of X to be normal ?
A. Population distribution is normal
B. μ1 = μx
C. Population distribution is uniform
D. σx = σx /√n - __________ of the distribution which is measured relative to the distribution known as Normal?
A. Skewed
B. Flatness
C. Normal
D. Moment
