Understanding Statistical Questions and Data Representation

What defines a statistical question?

• A question with a single, fixed answer

• A question that is always about numbers

• A question that can have multiple, varied responses

• A question that requires a yes or no answer

Which of the following is an example of a statistical question?

• What is the color of the sky?

• What is the name of the teacher?

• How many students are in the class?

• What is the average height of students in the class?

How do you measure a shoe size using a ruler?

• Start at the 1-inch mark and measure to the end

• Start at the zero inch mark and measure to the end

• Measure from the middle of the shoe

• Use a tape measure instead of a ruler

What is a Dot Plot used for?

• To visually represent data using dots

• To list data in a table

• To calculate the average of data

• To compare two different data sets

How do you update a Dot Plot with new data?

• Add a new dot above the corresponding value

• Erase the old data and start over

• Change the scale of the plot

• Remove the dots that are no longer needed