7th Grade Statistics Vocabulary Quiz

A group from a population that does not accurately represent the entire population.

The difference between the 3rd quartile and the 1st quartile in a set of data.

The data value that occurs the most often.

The median of the lower half of the data.

The average, the sum of the data values divided by the number of items.

The average distance between each data value and the mean.

The middle data value when the values are written in numerical order.

A sample that is unbiased, every possible sample of the same size has an equal chance of being chosen.

The values that divide the data in four equal parts.

The entire group of people or objects one wants to gather information about.