In Standard deviation , deviations are taken only from ---- values of series
A) Mean
B) Median
C) Mode
D) Variance
Correct Answer:
Verified
Q3: ----- is the difference between highest and
Q4: The most important measure of dispersion
A)Range
B)Mean deviation
C)Standard
Q5: Square of Standard Deviation is known as
A)Range
B)Variance
C)Quartile
D)none
Q6: For comparing variability in scores of 2
Q7: Variance = -----
A)(S.D)2
B)?S.D
C) (S.D)3
D)1/S.D
Q9: Co. Efficient of variation is equal to
A)(S.D/Mean)x100
B)(S.D/Range
Q10: ----- means lack of symmetry
A)Skewness
B)Kurtosis
C)Range
D)None
Q11: A distribution is skewed if Mean ,
Q12: ----- is a measure of peakedness
A)Skewness
B)Kurtosis
C)Range
D)Variance
Q13: Skewness may be ----
A)+ or -
B)Zero
C)Both
D)None
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