Chapter 3-Descriptive Statistics: Measurement Chapter Exam

Front

What is a frequency distribution pattern of data that has been grouped into deciles?

Back

It is flat.

Front

What is a group of values that divide a data set into quarters?

Back

Quartile.

Front

If Jasmine is the 12th tallest out of 560 students, what percentile is her height in?

Back

98th percentile.

Front

What numbers cannot be used in geometric mean calculations besides zero?

Back

Negative numbers.

Front

What is the number obtained by adding all data and dividing by how many numbers there are?

Back

Mean.

Front

What is the measure of central tendency that represents the middle value in a data set?

Back

Median.

Front

What is the most frequently occurring value in a data set called?

Back

Mode.

Front

What is the range of a data set?

Back

The difference between the highest and lowest values.

Front

What is the interquartile range?

Back

The difference between the first quartile (Q1) and the third quartile (Q3).

Front

What does a symmetric distribution indicate about the data?

Back

The data is evenly distributed around the mean.