When the correlation coefficient is r=0.234, evaluate the magnitude and direction of the correlation.

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

Arectangular courtyard is 12 feet long and 8 feet wide. a tile is 2 feet long and 2 feet wide. how many tiles are needed to cover the courtyard?

Acomputer company is testing a new booster to increase program load times. the box plots show the number of seconds it takes to load a program with and without the booster. using these plots, how much did the median change?