Financial Algebra - Chapter 1 Review

Front

What is a negative correlation in a scatterplot?

Back

A negative correlation in a scatterplot indicates that as one variable increases, the other variable tends to decrease. This is represented by a downward slope in the plotted points.

Front

How do you calculate the mean of a set of numbers?

Back

To calculate the mean, sum all the numbers in the set and then divide by the total count of numbers.

Front

What is the formula to find the median of a data set?

Back

To find the median, arrange the numbers in ascending order and identify the middle number. If there is an even number of observations, the median is the average of the two middle numbers.

Front

What is the mode of a data set?

Back

The mode is the number that appears most frequently in a data set.

Front

How do you calculate the percentage of a subset relative to a total?

Back

To calculate the percentage, divide the subset amount by the total amount and multiply by 100.

Front

What is discretionary spending?

Back

Discretionary spending refers to non-essential expenses that individuals can choose to spend or not spend, such as entertainment or luxury items.

Front

What is the significance of rounding in financial calculations?

Back

Rounding is important in financial calculations to ensure accuracy and clarity, especially when dealing with currency.

Front

How do you interpret a scatterplot?

Back

A scatterplot visually represents the relationship between two variables, showing how one variable may affect another.

Front

What does it mean if a scatterplot has no correlation?

Back

No correlation in a scatterplot means that there is no discernible relationship between the two variables; the points are scattered randomly.

Front

What is the importance of analyzing membership costs for budgeting?

Back

Analyzing membership costs helps individuals make informed financial decisions and manage their discretionary spending effectively.