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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 data based on workers salary is as 2500, 2700, 2600, 2800, 2200, 2100, 2000, 2900, 3000, 2800, 2200, 2500, 2700, 2800, 2600 and number of classes desired is 10 then width of class interval is
400
300
100
200
Author:
rikazzz
Comment
Data Classification and Presentation
The classification method in which the upper limit of interval is same as of lower limit class interval is called
exclusive method
inclusive method
mid-point method
ratio method
Author:
rikazzz
Comment
Business Statistics Basics
The type of questions for questionnaire includes
multiple choices
open ended
dichotomous
all of above
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Introduction To Probability
If in an experiment the A and B are two events, then the occurrence of event B or event A or occurrence of both is represented by
A – B
A union B
A intersection B
A + B
Author:
rikazzz
Comment
Probability Distributions
If the chances of success in a distribution are 0.68 and the number of values in distribution are 4 then the mean of Poisson probability distribution is
3.72
1.72
2.72
4.72
Author:
rikazzz
Comment
Introduction To Probability
The method of counting the outcomes in which the number of outcomes are determined while considering the ordering is classified as
intersection combinations
union combinations
listed combination
permutations
Author:
rikazzz
Comment
Business Statistics Basics
The type of variable which can take any numerical figure for calculation is classified as
continuous variable
measuring variable
flowchart variable
discrete variable
Author:
rikazzz
Comment
Sampling Distributions
The bias which occurs when the randomly drawn sample from population fails to represent whole population is classified as
populated bias
random sample bias
under coverage bias
coverage bias
Author:
rikazzz
Comment
Sampling Distributions
The procedure of selecting the desired portion from population which describes the characteristics of whole population is
sampling
extracting
deviation of sample
variability of sample
Author:
rikazzz
Comment
Probability Distributions
If the value of x for normal distribution is 35, the mean of normal distribution is 65 and the standard deviation is 25 then the standardized random variable is
−1.5
−1.2
−1.7
−4
Author:
rikazzz
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