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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 exclusive method and inclusive method are ways of classifying data on basis of
manifold classes
rational intervals
class width
class intervals
Author:
rikazzz
Comment
Probability Distributions
If the total number of elements with some specific characteristics is 18 from a population of 40 and the sample is drawn without replacement with the size of 4 then the mean of hyper geometric probability distribution is
4.8
1.8
2.8
3.8
Author:
rikazzz
Comment
Measures of Central Tendency
The product A has per unit contribution of 6 with the sold quantity of 120 units, product B has per unit contribution of 8 with sold quantity of 100 units and product C has per unit contribution of 10 with sold quantity of 130 units then the weighted average mean is
$7.06
$8.06
$9.06
$10.06
Author:
rikazzz
Comment
Measures Of Dispersion
In terms of mean absolute deviation, the quartile deviation is equal to
5⁄6 M.A.D
6⁄5 M.A.D
4⁄5 M.A.D
2⁄3 M.A.D
Author:
rikazzz
Comment
Data Classification and Presentation
The set of raw data arranged in ascending or descending order is called
ordered array
nominal array
ordinal array
interval array
Author:
rikazzz
Comment
Probability Distributions
The formula of calculating the expected value of random variable x of gamma distribution is as
E(x) = n ⁄ μ
E(x) = pq ⁄ μ
E(x) = μ ⁄ np
E(x) = α ⁄ μ
Author:
rikazzz
Comment
Measures of Central Tendency
In the measure of central tendency, the population parameter is denoted by
Greek letter μ
roman letter μ
Athens letter μ
roman letter x̅
Author:
rikazzz
Comment
Measures of Central Tendency
The type of central tendency measures which divides data set into 100 equal parts is classified as
quartiles
deciles
percentiles
multiple pile of data
Author:
rikazzz
Comment
Data Classification and Presentation
Considering the types of diagrams, squares, circles and rectangles are classified as
cumulative diagram
dispersion diagrams
one dimension diagrams
two dimension diagram
Author:
rikazzz
Comment
Business Statistics Basics
The collection of observations for all the variables related to some research or findings is classified as
data
population
statistical process
mesokurtic
Author:
rikazzz
Comment
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