Chapter 9 vocabulary

Which type of graph summarizes data along a number line?

• scatterplot

• circle graph

• box-and-whisker plot

• stem-and-leaf plot

Which of the following are measures of central tendency?

• a line graph

• the mode

• a circle graph

• the first quartile

Which of the following is the sum of the data values divided by the number of data values?

• mean

• median

• mode

• range

Which of the following is the middle value in a set of values when the set is arranged from least to greatest value.

• mean

• median

• mode

• range

Which of the following is the data value that occurs most frequently?

• mean

• median

• mode

• range

Which of the following is the difference between the greatest data value and the least data value?

• mean

• median

• mode

• range

If one data value is much higher or much lower than the other data values, it is a(n) ___________________.

The number of times a data value occurs is the ______________ of that data value.

A(n) ________________ is a special type of bar graph with no spaces between the bars and uses equally sized ranges or intervals.

A(n) ______________ is a graph that uses overlapping regions to show how set of data are related.