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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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Business Statistics Basics
The scale used in statistics which provides the difference of proportions as well as magnitude of differences is considered as
satisfactory scale
ratio scale
goodness scale
exponential scale
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Data Classification and Presentation
The type of cumulative frequency distribution in which the class intervals are added in top to bottom order is classified as
variation distribution
less than type distribution
more than type distribution
marginal distribution
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Data Classification and Presentation
The largest numerical value is 85 and smallest numerical value is 65 and the classes desired are 8 then width of class interval is
18.75
14.75
13.75
2.5
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Business Statistics Basics
The characterization, collection and presentation of particular set of data in organized way is classified as
descriptive statistics
education statistics
social statistics
business statistics
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Introduction To Probability
If a brown sack consists of 4 white balls and 3 black balls then the probability of one randomly drawn ball will be white is
4 ⁄ 7
1 ⁄7
4 ⁄ 4
4 ⁄ 3
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Data Classification and Presentation
The class frequency is divided by number of observations in the frequency distribution to convert it into
relative margin distribution
relative variable distribution
relative frequency distribution
relative width distribution
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rikazzz
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Measures Of Dispersion
The standard deviation of data is 12 and the mean is 72 then coefficient of variation is
14.67%
16.67%
12.67%
13.67%
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Probability Distributions
If the value of m in beta distribution is 35 and the value of n in beta distribution is 50 then the expected value of random variable x in beta distribution is
0.411
0.311
0.511
0.211
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Introduction To Probability
If in an experiment the A and B are two events, then the occurrence of event A or B simultaneously is represented by
A intersection B
A + B
A – B
A union B
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Business Statistics Basics
The procedures of descriptive statistics and control charts which are used to improve the process are classified as
statistical tools
parallel tools
serial tools
behavioral tools
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rikazzz
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