Key terms & definitions

A movement associated with a new generation of French directors from the late 1950s, whose filmmaking included the use of portable cameras and experimental techniques.

A traditional finishing technique that builds up thin applications of shellac using a cloth pad to produce a highly polished surface.

A seam sewn in two stages so that the raw edges are enclosed within a narrow fabric fold.

The number of times an event occurs or a value or category appears in a dataset.

The number of times a value, category or class interval occurs.

The number of complete cycles produced each second, measured in hertz.

The number of complete oscillations each second, measured in hertz (Hz).

The number of times a value occurs in a data set.

The number of times a particular character or other data element occurs in a piece of data.

The number of times a value or category occurs in a dataset.

How often a performer trains, for example the number of sessions per week.

The number of times a particular value, category or group occurs in a dataset.

The number of times a response, event or category occurs in a dataset.

The number of times a value or category occurs in a dataset.

Two values describing a run: the number of consecutive occurrences, followed by the data value that repeats.

Frequency divided by class width; the height of a histogram bar when the vertical axis shows frequency density.

Frequency per unit of class width, calculated by dividing frequency by class width.

The frequency of a class divided by its class width; it gives the height of a histogram bar.

The frequency per unit of class width, calculated using $\text{frequency density}=\frac{\text{frequency}}{\text{class width}}$.

Frequency divided by class width; it gives the bar height in a histogram when intervals have different widths.

A graphical display showing how frequently values, categories or groups occur.

A graphical display showing how often values or groups of values occur.

A graph formed by plotting each class frequency against its class midpoint and joining consecutive points with straight lines.

A table that lists values, categories or class intervals alongside the number of observations in each.

A table showing how often each value, category or class interval occurs.

A table that lists categories or outcomes alongside their frequencies.

A table showing the number of observations in each value or category.

A table showing how many times each answer, category or value occurs.

A table showing each value, category or interval alongside the number of observations it contains.

A diagram that sorts a total into groups and subgroups, with numbers on its branches showing their frequencies.