QUARTILE OF UNGROUPED DATA

Front

A technique that divides a set of data into four equal parts.

Back

Quartile

Front

What is the second quartile score for the data set: 3, 4, 4, 6, 7, 7, 8?

Back

6

Front

What is the third quartile also known as?

Back

Upper quartile

Front

In the data set of 7 students' scores, what does n represent?

Back

7

Front

Which quartile requires rounding up?

Back

First quartile

Front

What is the first quartile (Q1) in a data set?

Back

The value that separates the lowest 25% of the data from the rest.

Front

How do you calculate the second quartile (Q2)?

Back

It is the median of the data set.

Front

What is the formula to find the position of the first quartile (Q1)?

Back

(n + 1) / 4, where n is the number of data points.

Front

What does the term 'decile' refer to?

Back

A technique that divides a set of data into ten equal parts.

Front

What is the difference between quartiles and percentiles?

Back

Quartiles divide data into four parts, while percentiles divide data into one hundred parts.