Math Problem Statement

50 psychology students took a standardized test. The scores are summarized in the GFDT below.

Scores Frequency 200 - 219 6 220 - 239 8 240 - 259 9 260 - 279 7 280 - 299 20

You would like to build a relative frequency distribution for this data set to easily compare it to another class of students.

What is the relative fequency for the first class, 200 - 219?

Enter answer as a percent (but do not include the percent symbol).

relative frequency = %

Solution

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Math Problem Analysis

Mathematical Concepts

Statistics
Relative Frequency
Frequency Distribution

Formulas

Relative frequency = (Class frequency / Total frequency) * 100

Theorems

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Suitable Grade Level

Grades 9-12