Chapter 12 Lab

By rank ordering the 10 best dog breeds, the creator of the video has used what type of scale?

• nominal

• ordinal

• interval

• ratio

The video presents the minimum number of years that each breed lives on average. If you wanted to create a graph to represent the frequency of the minimum number of years the dog breeds live, what is the best type of graph to use?

• pie chart

• bar graph

• frequency polygon

• histogram

The 10 dog breeds presented in the video represent what type of measurement scale?

• nominal

• ordinal

• interval

• ratio

Clark is confused by the video. He doesn’t understand why they don’t just present an average number of years that each dog breed lives. Instead, the video presents a range of years for lifespan expectancy. The average number of years would be the ____Blank while the lifespan is the _____Blank.

• mean: standard deviation

• mode: median

• mean: standard deviation

• mode:median

The typical lifespans of the 10 dog breeds are presented in the video. Using that data, determine what the mode for lifespan is for the 10 dog breeds. Describe what the mode is and how you arrived at your answer.

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