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Central Tendencies
Scales of Measurement
Variability
Vocabulary
Miscellaneous
100
Most Frequent Number.
What is mode
100
Nominal. Ordinal. Interval. Ratio.
What are the four scales of measurement
100
√(Σ(X−x̅)^2/N-1)
What is the formula for standard deviation
100
Distance between two most extremes.
What is range
100
True or False: Standard Deviation can be negative.
What is false
200
True or False: It's useful to use the median when there is an outlier
What is true
200
What is the only scale of measurement for the nominal scale
What is the mode
200
Σ(X-x̅)/N
What is the formula for average definition
200
When an outlier is positive to the mean.
What is a positive skew
200
"The year is 2017", what scale of measurement is being used.
What is the interval scale
300
ΣX/N
What is mean
300
What scale of measurement has a true zero.
What is ratio
300
The percentage of data points within one standard deviation unit from the mean
What is 68%
300
When an outlier is negative to the mean.
What is a negative skew
300
This symbol "Σ" is used for summation, but it is actual name is . . .
What is sigma
400
The only central tendency that can be measured with all four scales of measurement.
What is mode
400
Class Rank is an example of . . .
What is ordinal
400
The percentage of data points within two standard deviation units from the mean
What is 95%
400
This indicates what is typical of a set of data.
What is variability
400
If you did better than ninety-percent of people in a given task, you are in the . . .
What is the top 10th percentile, or What is the 90th percentile.
500
The 50th Percentile
What is the median
500
The Kelvin Scale of temperature is based on what is known as absolute zero, what scale of measurement would Kelvin fall under.
What is ratio
500
U-Curve. Gaps. Large Range.
What are the three characteristics of large deviations
500
This type of figure shows the number of times a variable occurs.
What is a frequency distribution
500
What professor used to want to be a roller coaster engineer.
Who is Dr. Kilb