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Measures of Central Tendency
48
Measures of Dispersion
49
Corelation and Regression
48
Introduction to Statistics
50
Statistical Inference
41
Probability Distribution
47
Sampling Techniques
47
Statistical Packages For Social Science
0
Statistical Methods
0
Business Statistics
576
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Data Classification and Presentation
The curve of cumulative frequency is also known as
Ogive
A-give
C-give
B-give
Author:
rikazzz
Comment
Introduction To Probability
In probability theories, the collection of all the events possible outcomes from an experiment is classified as
mutually exclusive events
collectively exhaustive events
collectively exclusive events
mutually exhaustive events
Author:
rikazzz
Comment
Business Statistics Basics
If the sample size is greater than or equal to 30 then the sample standard deviation can be approximated to population standard deviation for the
known standard deviation
unknown standard deviation
standard interval deviation
population interval theorem
Author:
rikazzz
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Probability Distributions
The formula in which the Poisson probability distribution approaches normal probability distribution with the help of normal variable is written as
x + λ ⁄ square root of λ
x * λ ⁄ square root of x*λ
x – λ ⁄ square root of λ
x + λ ⁄ square root of pqλ
Author:
rikazzz
Comment
Sampling Distributions
If the value of p is 0.70 and the sample size is 28 then the value of standard deviation of sample proportion is
0.097
0.067
0.087
0.077
Author:
rikazzz
Comment
Introduction To Probability
If the occurrence of a statistical event A does not affect the occurrence of event B and vice versa then these events are classified as
statistically dependent events
descriptive unaffected events
statistically independent events
statistically unaffected events
Author:
rikazzz
Comment
Moments, Skewness and Kurtosis
In kurtosis, the beta is less than three and median is preferred as central tendency for
leptokurtic distribution
platykurtic distribution
mesokurtic distribution
mega curve distribution
Author:
rikazzz
Comment
Moments, Skewness and Kurtosis
Consider a set of observations whose mean is 14 and the mode of the same set of observations is 12 then the values of skewness around central value are
2
26
1.667
168
Author:
rikazzz
Comment
Measures Of Dispersion
The shape of frequency distribution constructed in consideration of empirical rule is classified as
bell shaped
tower shape
wing shape
fish shape
Author:
rikazzz
Comment
Introduction To Probability
The measure of chance of an uncertain event in the form of numerical figures is classified as
probability
variability
durability
likelihood
Author:
rikazzz
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