Algebra I Regents Review #1

Front

What is the solution set of the equation (x-2)(x-a)?

Back

2 and a

Front

What value is the lower quartile?

Back

60

Front

What is the minimum value?

Back

58

Front

Which equation is NOT a linear equation?

Back

y = x²

Front

What data value is the upper quartile (Q3)?

Back

64

Front

Define a linear equation.

Back

An equation that graphs to a straight line, typically in the form y = mx + b.

Front

What is the formula for finding the slope of a line?

Back

Slope (m) = (y2 - y1) / (x2 - x1)

Front

What does the term 'quartile' refer to in statistics?

Back

Quartiles are values that divide a data set into four equal parts.

Front

How do you calculate the median of a data set?

Back

Arrange the data in order and find the middle value.

Front

What is the difference between the mean and median?

Back

Mean is the average of all data points; median is the middle value.