Flashcard - Statistical - Numerical - Categorical - Summarizing Data

Front

What is the difference between Categorical and Numerical data?

Back

Categorical data represents characteristics or qualities (e.g., colors, names), while Numerical data represents measurable quantities (e.g., age, height).

Front

What is Statistical data?

Back

Statistical data is information that can be analyzed to draw conclusions or make predictions, often involving variability and uncertainty.

Front

What is Non-Statistical data?

Back

Non-Statistical data is information that does not involve variability and cannot be analyzed statistically, often representing fixed or certain facts.

Front

How do you find the median of a data set?

Back

To find the median, arrange the numbers in order and identify the middle value. If there is an even number of values, average the two middle numbers.

Front

What does the inequality x > 3 represent on a number line?

Back

It represents all numbers greater than 3, not including 3 itself.

Front

What does the inequality x < 3 represent on a number line?

Back

It represents all numbers less than 3, not including 3 itself.

Front

What does the inequality x ≥ 3 represent on a number line?

Back

It represents all numbers greater than or equal to 3, including 3.

Front

What does the inequality x ≤ 3 represent on a number line?

Back

It represents all numbers less than or equal to 3, including 3.

Front

What is the mode of a data set?

Back

The mode is the value that appears most frequently in a data set.

Front

What is the range of a data set?

Back

The range is the difference between the highest and lowest values in a data set.