GH 4.9A & 4.9B Data Analysis

Front

What is a stem-and-leaf plot?

Back

A stem-and-leaf plot is a method of displaying quantitative data in a graphical format, similar to a histogram, to retain the original data values while showing their distribution.

Front

How do you find the difference between the longest and shortest values in a data set?

Back

To find the difference, subtract the smallest value (shortest) from the largest value (longest) in the data set.

Front

What is a dot plot?

Back

A dot plot is a simple statistical chart that consists of dots plotted above a number line, representing the frequency of data points.

Front

How do you determine the total number of participants from a table?

Back

To find the total number of participants, sum the values listed in the table that represent the number of participants.

Front

What does it mean to analyze data?

Back

Analyzing data means examining, interpreting, and drawing conclusions from data sets to understand patterns or trends.

Front

What is the purpose of using a table in data analysis?

Back

A table organizes data in rows and columns, making it easier to read, compare, and analyze information.

Front

What is frequency in data analysis?

Back

Frequency refers to the number of times a particular value or category appears in a data set.

Front

How can you represent data visually?

Back

Data can be represented visually using charts, graphs, tables, and plots, such as bar graphs, line graphs, and pie charts.

Front

What is a data set?

Back

A data set is a collection of related data points or values that can be analyzed.

Front

What is the significance of the median in a data set?

Back

The median is the middle value in a data set when arranged in order, and it helps to understand the central tendency of the data.