Measures of Central Tendency
The sum of values divided by their number is called:
Median
Harmonic Mean
Mean
Mode
Mean
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Find the median of the following data: 160, 180, 200, 280, 300, 320, 400:A. 140
B. 300
C. 180
D. 280
What is the average of 3%, 7%, 10%, and 16% ?
A. 8%
B. 9%
C. 10%
D. 11%
In a symmetrical distribution, mean is ____________ mode
A. Equal to
B. Less than
C. Greater than
D. Not equal to
A symmetrical distribution has mean equal to 4. Its mode will be:
A. Equal to 4
B. Less than 4
C. Greater than 4
D. Not equal to 4
The most repeated (popular) value in a data set is called:
A. Median
B. Mean
C. Mode
D. Geometric Mean
The measures of dispersion are changed by the change of:
A. Scale
B. Origin
C. Unit
D. None of these
The arithmetic mean of all possible outcomes is known as:
A. expected value
B. critical value
C. variance
D. standard deviation
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