Thirty Students at Eastside High School Took the SAT on the Same

question 70

Multiple Choice

Thirty students at Eastside High School took the SAT on the same Saturday. Their raw scores are given next. (See the Excel Data File.) Consider a frequency distribution of the data that groups the data in classes of 1400 up to 1600, 1600 up to 1800, 1800 up to 2000, and so on. What graphical tool would you use to display the cumulative relative frequency of the grouped data?

• A) Ogive
• B) Polygon
• C) Pie chart
• D) Bar chart

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Definitions:

Normal Distributions

A symmetrical, bell-shaped distribution of data in which most of the data points cluster around a central peak and the probabilities for values further away from the mean taper off equally in both directions.

Mathematical Formulas

A concise way of expressing information symbolically, as in a mathematical or chemical formula.

Frequency Distributions

A way to organize data that shows how often each value occurs.

Normal Distributions

A probability distribution that is symmetric about its mean, showing that near the mean there's a higher likelihood of occurrence, a foundational concept in statistics.