Variance remains unchanged by change of________________?
A. Origin B. Scale C. Both D. None of these
The measure of dispersion is changed by a change of_____________?
A. Origin B. Scale C. Algebraic Signs D. None
A measure of dispersion is always ________________?
A. Zero B. Positive C. Negative D. Infinity
The algebraic sum of deviations from mean is_____________?
A. Maximum B. Zero C. Minimum D. Undefined
You asked five of your classmates about their height. On the basis of this information, you stated that the average height of all students in your university or college is 67 inches. This is an example of ?
A. Descriptive statistics B. Inferential Statistics C. Parameter D. Population
Which one of the following measurement does not divide a set of observations into equal parts ?
A. Quartiles B. Standard Deviations C. Percentiles D. Deciles
Which of the following is not based on all the observations ?
A. Geometric Mean B. Harmonic Mean C. Weighted Mean D. Mode
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