Data Collection & Sampling Notes

Front

What is univariate data?

Back

Data that provides one piece of information per person or thing, such as the height of students.

Front

What is bivariate data?

Back

Data that provides two pieces of information per person or thing, such as age and bone density.

Front

Define 'population' in data collection.

Back

The whole group you want information about.

Front

Define 'sample' in data collection.

Back

A smaller group collected from the population that should represent the whole group.

Front

What is an outlier?

Back

a data point that is significantly different from other values in a dataset.

Front

What is the lower extreme (minimum) of a data set?

Back

The smallest value of a data set

Front

What is the upper extreme (maximum)?

Back

The highest value of a data set.