Alg 1 State test Prep Part 5

Front

What is the appropriate unit for measuring the rate of painting a bedroom wall?

Back

square feet/minute

Front

What does a histogram show in terms of data distribution?

Back

A histogram displays the frequency of data points within specified ranges, allowing for visual comparison of distributions.

Front

What is the main task when analyzing data from newly planted trees?

Back

Complete the histogram by selecting frequencies for the heights.

Front

Solve for r in the equation A = 4πr².

Back

r = √(A/4π)

Front

What does the system of inequalities y ≥ 2/3 x - 5 and y < -3 represent graphically?

Back

It represents a region above the line y = 2/3 x - 5 and below the line y = -3.

Front

What is the definition of mean in statistics?

Back

The mean is the average of a set of numbers, calculated by dividing the sum of the values by the number of values.

Front

What is the definition of median in statistics?

Back

The median is the middle value in a data set when the numbers are arranged in order.

Front

What is the formula for the area of a circle?

Back

A = πr², where A is the area and r is the radius.

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions, showing that one is greater than, less than, or not equal to the other.

Front

What does the slope of a line represent in a linear equation?

Back

The slope represents the rate of change of the dependent variable with respect to the independent variable.