Unit 3 Review - Functions

Front

What is a function?

Back

A function is a relation between a set of inputs and a set of possible outputs where each input is related to exactly one output.

Front

What is the common difference in an arithmetic sequence?

Back

The common difference is the constant amount that each term in the sequence increases or decreases by.

Front

How do you determine the domain of a function?

Back

The domain of a function is the set of all possible input values (x-values) that will not cause any mathematical errors, such as division by zero.

Front

What does a positive correlation indicate in a graph?

Back

A positive correlation indicates that as one variable increases, the other variable also increases.

Front

What does a negative correlation indicate in a graph?

Back

A negative correlation indicates that as one variable increases, the other variable decreases.

Front

What is the median in a data set?

Back

The median is the middle value when the data set is ordered from least to greatest.

Front

What is a box plot?

Back

A box plot is a graphical representation of a data set that shows the minimum, first quartile, median, third quartile, and maximum.

Front

What is the range of a function?

Back

The range of a function is the set of all possible output values (y-values) that the function can produce.

Front

How do you find the interval of time in a function?

Back

To find the interval of time, identify the start and end points of the time period being analyzed.

Front

What does 'no association' mean in correlation?

Back

'No association' means that there is no discernible relationship between the two variables being analyzed.