Data and Statistics Unit Review (2nd Period)

Front

What is the 1st Quartile of the data set: 2, 7, 8, 3, 9, 8, 12?

Back

3

Front

What do points A and E represent on the box plot?

Back

Minimum and Maximum

Front

_________ is a sample in which each individual or object in the entire population has an equal chance of being selected.

Back

Random Sample

Front

What is the MEDIAN of this data set: 40, 90, 95, 100?

Back

95

Front

A student wants to know which type of pizza high school students prefer. Which of the following options is a good, representative sample of the population?

Back

Asking 20 students from each grade level

Front

Define 'Mean' in statistics.

Back

The average of a set of numbers, calculated by dividing the sum of the values by the number of values.

Front

What is a 'Box Plot'?

Back

A graphical representation of data that shows the distribution through their quartiles.

Front

What does the 'Median' represent in a data set?

Back

The middle value when the data set is ordered from least to greatest.

Front

What is a 'Population' in statistics?

Back

The entire group of individuals or instances about whom we hope to learn.

Front

What is a 'Sample' in statistics?

Back

A subset of a population used to represent the whole population.