Dec 2 - Discrete vs continuous - Graded

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What is a discrete variable?

Back

A discrete variable is a type of quantitative variable that can take on a countable number of values. Examples include the number of students in a class or the number of cars washed.

Front

What is a continuous variable?

Back

A continuous variable is a type of quantitative variable that can take on an infinite number of values within a given range. Examples include height, weight, and temperature.

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Example of a discrete variable in a real-world scenario.

Back

The number of bottles sold from a vending machine.

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Example of a continuous variable in a real-world scenario.

Back

The weight of a package being mailed.

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How do you determine if a variable is discrete or continuous?

Back

If the variable can only take specific values (like whole numbers), it is discrete. If it can take any value within a range, it is continuous.

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What is the significance of understanding discrete vs continuous variables?

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Understanding the difference helps in selecting appropriate statistical methods and interpreting data correctly.

Front

Is the average weight loss of 0.5 pounds per week discrete or continuous?

Back

Continuous.

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Is the number of cars washed by a person discrete or continuous?

Back

Discrete.

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What type of data is represented by the cost of soft drinks in a vending machine?

Back

Discrete.

Front

What type of data is represented by the height of students in a class?

Back

Continuous.