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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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Measures of Central Tendency
The mode is the best measure of tendency if the analysis is
descriptive
exploratory
experimental
set of deciles
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Moments, Skewness and Kurtosis
The first quartile of data set is 12, third quartile of data set is 18 and median is 9 then the absolute skewness of the same data set is
18
12
9
15
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Data Classification and Presentation
The sub-divided bar charts are considered best to be used if the information is presented in
negative values
ratios or percentages
mean deviations
positive values
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Comment
Introduction To Probability
The previous probabilities in Bayes Theorem that are changed with the help of new available information are classified as
independent probabilities
posterior probabilities
interior probabilities
dependent probabilities
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Introduction To Probability
Consider two events X and Y, the X-bar and Y-bar represents
occurrence of Y
occurrence of X
non-occurrence of X and Y
occurrence of X and Y
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Measures of Central Tendency
The harmonic mean, arithmetic mean and geometric mean are all considered as
mathematical averages
population averages
sample averages
extended measures
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Probability Distributions
In binomial distribution, the formula of calculating mean is
μ = p + q
μ = np
μ = pq
μ = qn
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Introduction To Probability
If the occurrence of one event does not affects or explains the occurrence of other event then the events are classified as
independent events
dependent events
known events
unknown events
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Data Classification and Presentation
The classification of data on the geographical basis is also called
reflected classification
populated classification
sampling classification
spatial classification
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rikazzz
Comment
Business Statistics Basics
The uses of index numbers includes
commodity prices
cost of living
exports and imports
all of above
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