Day 1 - Math 1 Facts and Formulas

Front

What do you type into Desmos to calculate the standard deviation?

Back

stdev

Front

What does a correlation coefficient of r = 1 mean?

Back

The points fall in a perfect line.

Front

A quadrilateral with 4 congruent sides is called a?

Back

rhombus

Front

A quadrilateral with four right angles is called a?

Back

rectangle

Front

What is the formula for the area of a rectangle?

Back

Area = length × width

Front

What is the Pythagorean theorem?

Back

a² + b² = c², where c is the hypotenuse.

Front

What is the definition of a function?

Back

A relation where each input has exactly one output.

Front

What is the slope-intercept form of a linear equation?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

What does it mean if a data set is skewed right?

Back

The tail on the right side of the distribution is longer or fatter.

Front

What is the median of a data set?

Back

The middle value when the data is ordered.