Statistics

Moments, Skewness and Kurtosis
If the values of skewness and arithmetic mean is given as 4 and 17 respectively then mode of the values is
68
4.25
21
13
Author: rikazzz Comment
Business Statistics Basics
The numerical or descriptive measure which is associated with variable to describe entire population of statistical phenomenon is classified as
mixer
sampler
parameter
process
Author: rikazzz Comment
Business Statistics Basics
All the individual elements of sample are considered as
experimental units
population units
statistical units
process units
Author: rikazzz Comment
Sampling Distributions
The bias occurred in collection of sample because of confusing questions in the questionnaire is classified as
non-responsive bias
non distribution bias
non wording bias
wording bias
Author: rikazzz Comment
Measures Of Dispersion
The output of 20 workers in hand made pot painting store is as 55, 65, 62, 60, 74, 75, 65, 70, 70, 72, 67, 78, 79, 80, 68, 54, 56, 63, 69, 71 then the coefficient of range is
0.29
0.19
0.49
0.39
Author: rikazzz Comment
Moments, Skewness and Kurtosis
If the first quartile and third quartile are as 32 and 35 respectively with the median of 20 then distribution is skewed to
lower tail
upper tail
close end tail
open end tail
Author: rikazzz Comment
Business Statistics Basics
The analytical study of breakeven point and decisions related to investments in uncertain conditions is an example of
statistics in personnel management
statistics in finance
statistics in marketing
statistics in production
Author: rikazzz Comment
Moments, Skewness and Kurtosis
Considering the moments in standard units, the fourth alpha with power 1 is equivalent to
beta three
beta four
beta one
beta two
Author: rikazzz Comment
Moments, Skewness and Kurtosis
Considering the mean, mode and skewness of data, the value of skewness will be negative if
mean>mode
mean
mean
mean>median
Author: rikazzz Comment
Moments, Skewness and Kurtosis
According to beta, the platykurtic distribution is one in which the
beta three is greater than three
beta two is greater than three
beta three is less than three
beta two is greater than two
Author: rikazzz Comment

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