A Different Method
Determine if a student’s method of computing averages always works.
Author Archive for: corrill
Entries by InterMath
Ten Apart
Find a data set with measures of central tendencies that vary by ten.
Arithmetic and Geometric Means
Visualize the arithmetic and the geometric means.
Comparing the Arithmetic Mean, Geometry Mean, and Harmonic Mean
Using a graphs, what can you say about how the arithmetic mean compares to the geometric mean and the harmonic mean?
Increasing Your Chances
What would you have to add to a package of marbles so that the probability of getting a red marble is 7/8?
One Probability
How many red marbles do you need?
Adding Marbles
Add green marbles to a bag so that the probability of drawing a green marble is 3/4.
Unfair Coins
Explore the probabilities associated with a coin toss that is more likely to land on one side.
Choosing Multiples of 5
Investigate the probability of selecting multiples in a group of real numbers.
Triangles in a Hexagon
Determine the probability that a point inside a hexagon is also inside a triangle that shares common vertices.