Fill in the Blank with One of the Words or Phrases

question 112

Multiple Choice

Fill in the blank with one of the words or phrases listed below. $$\begin{array} { l l l l } \text { quadratic formula } & \text { quadratic } & \text { discriminant } & \pm \sqrt { b } \\\text { completing the square } & \text { quadratic inequality } & ( h , k ) & ( 0 , k ) \\( h , 0 ) & \frac { - b } { 2 a } & &\end{array}$$
-A -------------is an inequality that can be written so that one side is a quadratic expression and the other side is 0.

• A) quadratic formula
• B) quadratic inequality
• C) discriminant
• D) quadratic

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Definitions:

Interquartile Range

The range between the first and third quartiles in a data set, representing the middle 50% of values and used as a measure of variability.

Observations

Data points or recorded information obtained from experimental or study designs, representing individual examples of the variables being studied.

Median

The middle value in a list of numbers, which separates the higher half from the lower half.

First Quartile

The value below which 25% of the data falls in a data set, representing the median of the lower half of the dataset.