week 7 match the concepts

Match the concepts with the correct descriptions.

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	Measures of variability
	Positively skewed
	Correlation statistics?
	Median
	Curve smoothing
	Mean
	Standard deviation
	Range?
	Attenuated standard deviation
	Grouped frequency distribution
	Central tendency
	Negatively skewed
	Descriptive statistics
	Mode
	Inferential statistics

A.	Involves guessing within the bounds of what is known.?
B.	Graphical displays or common statistics that help to describe and understand data.
C.	When a distribution has a lot of low scores.
D.	Arithmetic average of a set of scores.?
E.	Scores are grouped into convenient class intervals.?
F.	Help predict human behaviors and reach likely conclusions.?
G.	Distance between the highest and lowest scores in a distribution.
H.	Middlemost score.
I.	Unbiased estimate.?
J.	Tells what the distribution looks like as scores away from the middle are explored.
K.	Reveal how strongly two sets of scores are related.?
L.	When a distribution has a lot of high scores.
M.	Most frequently occurring score in a set of scores.?
N.	Gives an idea of what the center or middle of a distribution looks like.?
O.	Square root of the variance.?

Psychology Assignment