Q341
Which of the following relating to normal distribution are not correct? (i) Co-efficient of skewness is three. (ii) It is mesokurtic. (iii) Mean deviation for it is 2/3 σ. (iv) µ ± 2σ covers 94.45% area. (v) Mean, median and mode are equal. (vi) The standard normal variate z has mean one and SD zero.
Which of the following relating to normal distribution are not correct?
(i) Co-efficient of skewness is three.
(ii) It is mesokurtic.
(iii) Mean deviation for it is σ.
(iv) µ ± 2σ covers 94.45% area.
(v) Mean, median and mode are equal.
(vi) The standard normal variate z has mean one and SD zero.
(i) Co-efficient of skewness is three.
(ii) It is mesokurtic.
(iii) Mean deviation for it is σ.
(iv) µ ± 2σ covers 94.45% area.
(v) Mean, median and mode are equal.
(vi) The standard normal variate z has mean one and SD zero.
A.
(i), (iii) and (vi)
AnswerB.
(iii), (iv) and (v)
C.
(i), (iii) and (v)
D.
(i), (iii) and (iv)
Answer: Option A
Solution
Answer: Option A
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