Lowest value of variance can be________________?
A. 1
B. -1
C. 3
D. -3
E. 0
Basic Statistics Mcqs
The sum of squared deviations of a set of n values from their mean is__________________?
The sum of squared deviations of a set of n values from their mean is__________________?
A. Zero
B. Maximum
C. Least
D. None
Mean Deviation, Variance and Standard Deviation of the values 4, 4, 4, 4, 4, 4 is_________________?
Mean Deviation, Variance and Standard Deviation of the values 4, 4, 4, 4, 4, 4 is_________________?
A. 4
B. 8
C. 2
D. 12
E. 0
The measure of dispersion is changed by a change of_____________?
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 measure of dispersion is always ________________?
A. Zero
B. Positive
C. Negative
D. Infinity
The algebraic sum of deviations from mean is_____________?
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 ?
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 ?
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
E. Median
The height of a student is 60 inches. This is an example of________________?
The height of a student is 60 inches. This is an example of________________?
A. Qualitative data
B. Categorical data
C. Continuous data
D. Discrete data
In statistics, a sample means______________?
In statistics, a sample means______________?
A. A portion of the sample
B. A portion of the population
C. all the items under investigation
D. none of the above