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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 Dispersion
In the classes of grouped data such as 10-15, 16-20, 21-25, 26-30 with respective frequencies of each class as 3, 5, 4, 3 then the range is
5
6
15
20
Author:
rikazzz
Comment
Measures of Central Tendency
The value of Σfx is 300, A= 35, number of observations are 15 and width of class interval is 5 then arithmetic mean is
135
145
150
235
Author:
rikazzz
Comment
Business Statistics Basics
The analytical study of relationship between output commodity and its price is classified as
demand analysis
supply analysis
imports analysis
export analysis
Author:
rikazzz
Comment
Measures of Central Tendency
The product W has per unit contribution of 8 with sold quantity of 124 units, the product X has per unit contribution of 5 with the sold quantity of 105 units, product Y has per unit contribution of 9 with sold quantity of 135 units, product Z has per unit contribution of 12 with sold quantity of 140 units then the weighted average mean is
$11.75
$10.75
$9.75
$8.75
Author:
rikazzz
Comment
Business Statistics Basics
The process of converting inputs into outputs in the presence of repeatedly same conditions is classified as
sampler
parameters
process
mixer
Author:
rikazzz
Comment
Measures Of Dispersion
If in a formula, the mean absolute deviation is numerator and arithmetic mean is denominator then the resultant value is classified as
coefficient of mean deviation
coefficient of absolute quartile deviation
coefficient of quartile range deviation
coefficient of mean absolute deviation
Author:
rikazzz
Comment
Probability Distributions
In the normal distribution, the z-score and z-statistic are classified as names of
standardized normal random variable
Poisson random variable
normal geometric variable
weighted average variable
Author:
rikazzz
Comment
Measures Of Dispersion
The inter quartile range and the coefficients of range are two categories of
average deviation measures
availability measures
average measures
distance measures
Author:
rikazzz
Comment
Business Statistics Basics
If the critical value of normal standard variable is 0.95 and the standard error of specific statistic 3.5 then the margin of error is
2.325
3.325
4.325
5.325
Author:
rikazzz
Comment
Probability Distributions
If the value of interval a is 2.5 and the value of interval b is 3.5 then the value of mean for uniform distribution is
0.5
3
2.5
3.5
Author:
rikazzz
Comment
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