Analyzing Data Flashcard - Bar Graphs, Stem and Leaf Plots, Dot Plots

Front

What is a bar graph?

Back

A bar graph is a visual representation of data using bars of different heights or lengths to show the quantity of each category.

Front

How do you calculate the total points from correct answers in a quiz?

Back

Multiply the number of correct answers by the points each answer is worth.

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.

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 find the range of a data set?

Back

The range is found by subtracting the smallest value from the largest value in the data set.

Front

What does it mean to analyze data?

Back

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

Front

What is the purpose of using graphs in data analysis?

Back

Graphs help visualize data, making it easier to identify trends, compare values, and communicate information effectively.

Front

How do you determine the difference between two values in a data set?

Back

Subtract the smaller value from the larger value to find the difference.

Front

What is a frequency table?

Back

A frequency table is a table that displays the number of times each value occurs in a data set.

Front

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

Back

The median is the middle value when the data set is ordered, providing a measure of central tendency.