Exploring Bar Graphs, Dot Plots, and Pictographs

What is a dot plot used to represent in statistical data?

• Data predictions

• Percentage of data

• Frequency of data points

• Categories of data

What is the first step in creating a statistical display?

• Collecting data

• Drawing the display

• Developing a statistical question

• Organizing data into a frequency chart

How are tally marks used in organizing data for a dot plot?

• To represent categories

• To indicate frequency

• To show data predictions

• To denote percentages

Which statistical display would be most suitable for showing the distribution of a single numerical variable?

• Pictograph

• Bar graph

• Dot plot

• Line graph

What does a bar graph's vertical axis represent?

• Predictions

• Data samples

• Frequency

• Categories

In a bar graph about hiking preferences, what does the highest bar represent?

• Location with the most facilities

• Average preference

• Most preferred location

• Least preferred location

What statistical question was asked to create the bar graph?

• Favorite school subject

• Preferred hiking location

• Number of siblings

• Favorite type of pizza

What is the purpose of a key in a pictograph?

• To indicate the categories

• To predict future trends

• To explain what the images represent

• To show the data sample size

In the pizza preference pictograph, what does a whole pizza represent?

• One vote

• Two votes

• Three votes

• Four votes

How many people preferred cheese pizza according to the pictograph?

• Seven

• Nine

• Eight

• Six