Statistics V1

Graph displaying data by lines connecting points plotting frequencies of midpoints of classes.

Probability is used as a basis for inferential statistics.

A variable that interferes with other variables in a study is called.

The group of subjects selected from the group of all subjects under study is called a(n)

A graph that represents the cumulative frequencies for the classes in a frequency distribution.

The variable age is an example of a qualitative variable.

The two major branches of statistics are

Represents data using vertical or horizontal bars whose heights or lengths represent frequency.

The boundary of a value such as 7 would be 6.9 - 7.1.

A study that involves no researcher intervention is called.

The height of President Johnson is an example of a variable.

The number of absences per year that a worker has is an example of what type of data?

What are the boundaries of 25.6 ounces?

The group of all subjects under study is called a(n)

The weight of a tomato is considered to be a continuous variable.

Graph displaying data using contiguous vertical bars to represent frequencies of the classes.

Data that can be classified according to color are measured on what scale?