Aspect ratio is ratio of the __________.

The process of ensuring data are accurate and consistent through the identification and correction of errors and missing values refers to __________.

The change over time of a single variable for multiple entities by connecting pairs of data points for each entity refers to a __________.

The accompanying data set contains two variables: x1 and x2. Observation x 1 x 2 1 0.46 4 2 0.41 1 3 0.96 4 4 0.48 2 5 0.79 3 6 0.7 0 2 7 0.14 3 8 3 9 0.49 3 10 0.84 2 11 0.9 0 3 12 0.04 1 13 0.19 3 14 0.06 2 15 0.23 2 ​ How many observations have x2  values equal to 2?

Which values were observed and how often those values appear in the data being analyzed describes the __________.

If there are a relatively small number of observations with missing values, discarding the observations with missing values may be a good choice if a variable has observations for which the missing values are _________.

Which of the following divides quantitative measurements into classes and graphs the frequency, relative frequency, or percent frequency for each class?

The anxiety disorder with the earliest age of onset is ____.

A tabular summary of the statistical measure of a variable of interest with respect to two or more (typically categorical) variables is called a(n) __________. 

What three hues cannot be mixed or formed by any combination of other hues?