Introduction to Summary Statistics (1).

Introduction to Summary Statistics
Statistics - correct answer-The collection, evaluation, and interpretation of data.

Central Tendency - correct answer-"Center" of a distribution.

Variation - correct answer-Spread of values around the center.

Distribution - correct answer-Summary of the frequency of values.

Mean - correct answer-The sum of the values of a set of data divided by the number of
values in that data set.

μ - correct answer-Mean Value

Xi - correct answer-Individual data value

ΣXi - correct answer-Summation of all data values symbol

N - correct answer-# of data values in a data set

Mode - correct answer-The most frequently occurring value in a set of data.

Bimodal Data Set - correct answer-Two numbers of equal frequency stand out.

M - correct answer-Symbol of ,"mode".

Multimodal Data Set - correct answer-More than two numbers of equal frequency stand out.

Median - correct answer-The value that occurs in the middle of a set of data that has been
arranged in numerical order

Range - correct answer-The difference between the largest and smallest values that occur in
a set of data.

X^- - correct answer-Symbol of, "Median"

R - correct answer-Symbol of, "Range"

Standard Deviation - correct answer-Measure of the spread of data values.

σ - correct answer-Standard deviation

Histogram - correct answer-A common data distribution chart that is used to show the
frequency with which specific values, or values within ranges, occur in a set of data.