2025 OST Review

Front

What does 'random' mean?

Back

To select with no regard to order or preference.

Front

What is the opposite of 12?

Back

-12

Front

If Ms. Gartland bought x number of shirts for $12.25 each and paid $3.99 for shipping, which equation represents the total cost of $77.49?

Back

12.25x + 3.99 = 77.49

Front

What is misleading about a graph that does not start the y-axis at zero?

Back

It can exaggerate differences between data points, making one appear much higher than it is.

Front

What is the best way to survey students for accurate opinions?

Back

Survey thirty randomly selected students from the school.

Front

Define 'average' in the context of data.

Back

The sum of all values divided by the number of values.

Front

What is a variable in mathematics?

Back

A symbol used to represent an unknown value.

Front

What does it mean to 'select' in probability?

Back

To choose an item from a set of items.

Front

What is the purpose of a graph?

Back

To visually represent data for easier understanding and analysis.

Front

What is a misleading graph?

Back

A graph that presents data in a way that can lead to incorrect interpretations.