SREB - Test #12

Front

What is the median in a set of numbers?

Back

The median is the middle value in a list of numbers sorted in ascending order. If there is an even number of observations, the median is the average of the two middle numbers.

Front

How do you round a number to the nearest whole number?

Back

To round a number to the nearest whole number, look at the digit to the right of the decimal point. If it is 5 or greater, round up. If it is less than 5, round down.

Front

What does 'per foot' mean in measurements?

Back

'Per foot' indicates a rate or measurement that is calculated for each foot of length.

Front

What is the process to solve an equation?

Back

To solve an equation, isolate the variable on one side of the equation using inverse operations to find its value.

Front

What is the definition of a variable in mathematics?

Back

A variable is a symbol used to represent an unknown value in mathematical expressions or equations.

Front

What is the difference between mean and median?

Back

The mean is the average of a set of numbers, calculated by adding them all together and dividing by the count. The median is the middle value when the numbers are arranged in order.

Front

How do you find the area of a rectangle?

Back

The area of a rectangle is found by multiplying its length by its width (Area = length × width).

Front

What is a linear equation?

Back

A linear equation is an equation that makes a straight line when graphed. It has the form y = mx + b, where m is the slope and b is the y-intercept.

Front

What is the formula for the slope of a line?

Back

The slope (m) of a line is calculated as the change in y divided by the change in x (m = (y2 - y1) / (x2 - x1)).

Front

What does it mean for two numbers to be the same?

Back

Two numbers are the same if they have identical values.