Populations and Samples

Another word for average. To find this you add all the numbers in the set and divide by the total numbers in the set.

• mean

• mode

• median

• population

The middle number.

• mean

• median

• range

• samples

The number that occurs the most.

• range

• mean

• populations

• mode

The difference between the maximum and the minimum numbers in a data set.

• range

• sample

• MAD

• mean

A graph that shows the minimum, maximum, lower quartile, upper quartile, and median.

• bar graph

• line plot

• box and whisker

• representative sample

The middle number of the bottom half of the numbers in a set.

• biased

• random sample

• lower quartile

• median

The middle number of the top half of the numbers in a set.

• Upper quartile

• median

• mode

• difference

The entire group from which a sample can be collected from.

• representative

• population

• range

• my basketball team

Asking the people with the same characteristics as the people in the population.

• representative sample

• people in your school

• friends only sample

• valid inference

Everyone of the population has an equal chance of being selected.

• picky sample

• random sample

• friends only sample

• alternating sample