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In Mathematics / High School | 2014-04-18

What is the value of the 1st quartile in the data set below?

Scores on a math quiz: 65, 90, 100, 72, 88, 55, 73

Asked by Sarah7143

Answer (2)

The 1st quartile is the number in second position if the numbers are arranged in ascending order. This number is 65.

Answered by Vuk15 | 2024-06-24

The 1st quartile (Q₁) of the given data set is 65. This is calculated by determining the median of the lower half of the sorted scores. Therefore, 25% of the students scored 65 or lower on the math quiz.
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Answered by Vuk15 | 2024-12-24

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