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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
Show/Hide Answers
Measures of Dispersion
Calculate Standard deviation for the following sample data 2,4,6,8,10 and 12. Is:
4.42
2.42
3.42
5.42
Author:
rikazzz
Comment
Measures of Dispersion
The standard deviation one distribution divided by the mean of the distribution and expressing inpercentage is called:
Coefficient of Standard deviation
Coefficient of skewness
Coefficient of quartile deviation
Coefficient of variation
Author:
rikazzz
Comment
Statistical Inference
The formula uses to estimate the true but unknown value of population parameter is called an:
Estimation
Estimate
Estimator
None of these
Author:
rikazzz
Comment
Corelation and Regression
If there exists any relation between the sets of variables, it is called:
Regression
Skewness
Correlation
All of these
Author:
rikazzz
Comment
Measures of Central Tendency
Arithmetic Mean is __________ affected by extreme values
Not
Highly
Less
None of these
Author:
rikazzz
Comment
Corelation and Regression
If there is a very strong correlation between two variables then the correlation coefficient must be :
any value larger than 1
much smaller than 0, if the correlation is negative
much larger than 0, regardless of whether the correlation is negative or positive
None of these alternatives is correct.
Author:
rikazzz
Comment
Probability Distribution
Mode of ?2 distribution is:
2n
n-2
n
8n
Author:
rikazzz
Comment
Corelation and Regression
When the two regression line coincide, then r is:
1
1
0
None of these
Author:
rikazzz
Comment
Measures of Central Tendency
Which of the following Measure of Averages is not based on all the values given in the data set:
Arithmetic Mean
Geometric Mean
Median
Mode
Author:
rikazzz
Comment
Sampling Techniques
Regression estimation can be made in:
one way
two way
three way
none of the above
Author:
rikazzz
Comment
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