Statistics

Individuals

Objects for which we collect data. People, Animals, Things are called ...

Variable

A characteristic of an individual. The characteristics can be categorical or quantitative.

Quantitative

A ... variable is one that takes on numerical values where it makes sense to find an average.

Categorical

A ... variable is one that places an individual in a group.

Distribution

What values a variable takes and how often it takes those values.

Inference

Drawing conclusions about a population of individuals based on a sample.

bar graph

The following display is a ...

two way table

The following display is a ...

frequency table

The following display is a ...

Interquartile range

Q3 - Q1 is called the ...

Median

A measure of center not affected by outliers is called the ...

Mean

A measure of center affected by outliers is called the ...

balance

On a histogram the mean is referred to as the ... point

equal areas

On a histogram the median is referred to as the ... point

Marginal

A ... distribution is found by dividing the row or column totals by the table total.

bi-modal

The shape of this distribution is ...

skewed left

The shape of this distribution is ...

histogram

The following display is a ...

Box plot

The following display is a ...

uniform

The shape of this distribution is ...

gap

The significant feature of this distribution is a ...

symmetric

The shape of this distribution is ...

equal

In a symmetric distribution, the mean and median are ...

greater

In a skewed right distribution, the mean is ... than the median.

less

In a skewed left distribution, the mean is ... than the median.

first quartile

25% of the values are less than or equal to the ...

third quartile

75% of the values are less than or equal to the ...

Conditional

A ... distribution is found by dividing a cell value by a row or column totals.

horizontal

When displaying quantitative data, values of the variable are placed on the ... axis.

Vertical

When displaying quantitative data, frequency is placed on the ... axis.

SOCS

The acronym for describing a distribution is ...

context

The most important element of the distribution description includes the ... of the data.

Association

There is an ... between two variables when values of one TEND to occur in COMMON with values of the other.

interquartile range

A measure of spread not affected by extreme values or skew is the ...

standard deviation

The "typical" distance from the mean is the ...

Outliers

Values > Q3 + 1.5 (IQR) or Values < Q1 - 1.5 (IQR) are called ...

develop a question of interest

The first step in statistical analysis is to ...

population

The last step in statistical analysis is usually to make an inference about the ...

Q2

The five number summary includes the min, Q1, Median, Q3 and max. Another name for the median is ...