KNES 2200: Final Exam with complete
correct answers
Statistics - correct answer ✔✔values or quantities calculated using information obtained from a sample;
used to estimate population information
Parameters - correct answer ✔✔Values or quantities calculated using information from a population
Descriptive Statistic - correct answer ✔✔statistic used to describe characteristics of a group
Continuous Scores - correct answer ✔✔Scores that have a potentially infinite number of values
Discrete Scores - correct answer ✔✔Scores that are limited to a specific number of values
Ratio scores - correct answer ✔✔scores that have a common unit of measurement between each score
and a true zero point
Interval scores - correct answer ✔✔scores that have a common unit of measurement between each
score but do NOT have a true zero point
Ordinal Scores - correct answer ✔✔scores that do not have a common unit of measurement between
each score but are ordered from high to low
Nominal Scores - correct answer ✔✔scores that cannot be hierarchically ordered
Simple Frequency Distribution - correct answer ✔✔an ordered listing of the scores and their frequencies
Normal Curve; Bell Shaped - correct answer ✔✔a symmetrical curve centered around a point with a
defined base to height ratio indicating a balanced distribution
, Skewed Curve - correct answer ✔✔An asymmetrical curve, indicating an unbalanced distribution
leptokurtic curve - correct answer ✔✔A normal distribution with most of the scores in the middle and a
sharp peak
platykurtic curve - correct answer ✔✔a normal distribution that is relatively spread out and flat
Central tendency - correct answer ✔✔a descriptive value that indicates those points at which scores
tend to be concentrated
Mode - correct answer ✔✔a measure of central tendency used with nominal data that indicates the
scores most frequently received
Median - correct answer ✔✔a measure of central tendency used with ordinal data that indicates the
middle score
Mean - correct answer ✔✔a measure of central tendency used with interval or ratio data that is the sum
of scores divided by the number of scores
Variability - correct answer ✔✔a descriptive value that describes the data in terms of their spread or
heterogeneity
Range - correct answer ✔✔A measure of variability that is the difference between the highest and
lowest score
standard deviation - correct answer ✔✔a measure of variability that indicates the amount that all the
scores differ from the mean
oulier - correct answer ✔✔An extremely high or low score that does not seem typical for the group
tested
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