Free Math Help
Free Math Help: Median
Students learn how to find the median of a dataset. The tutorial consists of a definition and example.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Probability
Find a quick, concise explanation of probability. An example is given and clearly explained.
Math Is Fun
Math Is Fun: How to Find the Mean
This math tutorial illustrates the mean of a set of data.
Math Slice
Math Slice: Statistics: Math Worksheets
This tool allows you to create worksheets where students calculate the mean, median, mode or range of a set of numbers.
Shmoop University
Shmoop: Basic Statistics & Probability: Basic Probability
The mathematics resource investigates basic probability. Students learn about the topic through notes and examples. The tutorial consists of practice exercises to check for comprehension of the concept.
Shmoop University
Shmoop: Basic Statistics & Probability: And vs. or Probability
The mathematics resource investigates probability using "and" and "or". Students learn about the topics through notes and examples. The tutorial consists of practice exercises to check for comprehension of the concepts.
Shmoop University
Shmoop: Basic Statistics & Probability: Compound Events
The probability resource investigates compound events. Students learn about the topic through notes and examples. The tutorial consists of practice exercises to check for comprehension of the concept.
Shmoop University
Shmoop: Basic Statistics & Probability: Factorials
The probability resource investigates factorials. Students learn about the topic through notes and examples. The tutorial consists of practice exercises to check for comprehension of the concept.
National Council of Teachers of Mathematics
Nctm: Illuminations: Random Drawing Tool
Students are able to to visualize the difference between theoretical and experimental probabilities with this computer based tool.
Other
Bowling Green St Univ: Listing the Sample Space
This site from Bowling Green State University defines all possible outcomes (the sample space). Understanding the possible outcomes makes assigning probabilities to different outcomes easier. Several quick examples are provided for the...
Rice University
Hyper Stat Online Statistics Textbook: Mutually Exclusive Events
This resources offers a brief, one paragraph description of mutually exclusive events and gives an example for further clarification.
National Council of Teachers of Mathematics
Nctm: Figure This: Matching Birth Months
Here's a interesting challenge! Out of six people in a room, what is the probability that everyone was born in a different month? An investigation that explores the probability of an event occurring. Discover how this skill is used in...
University of Illinois
University of Illinois: Mste: Is There a Standard for All This Deviation?
Site contains information on the statistical term standard deviation. It gives a definition and shows how to calculate it. It has a link to information on the absolute value of a deviation and how the topics are related.
University of Illinois
University of Illinois: Spreading It Thick
Resource contains the definition for variance. It also shows students how to calculate the variance. There is a link to a bar graph that displays variance for the data example.
University of Illinois
University of Illinois: A "Vary" Nice Picture
Site from the University of Illinois contains a graphical representation of variance. A follow-up question for the user and a link to standard deviation - a related statistical topic - are also provided.
University of Colorado
University of Colorado: Discrete Mathematics Project: What're the Odds?
This is an activity that may be instructive when trying to learn the concept of "odds" and how they are found.
National Council of Teachers of Mathematics
Nctm: Figure This: Who Wins the Game?
A math challenge for the basketball enthusiast. This NCTM Math Challenges for Families activity focuses on the concept of probability. Test your problem solving aptitude as you try to figure out who will probably win the game.
Education Place
Houghton Mifflin: Eduplace: Extra Practice Quiz Which Spinner Is Fair?
Decide which spinner is fair for each of the probability examples presented. Read the interactive quiz rules and then click on the "Begin" ticket. If you answer incorrectly you get one more chance to try again then you are told the...
Education Place
Houghton Mifflin: Eduplace: Extra Practice Quiz Outcomes and Probability
Determine the outcome of each probability examples presented. Read the interactive quiz rules and then click on the "Begin" ticket. If you answer incorrectly you get one more chance to try again then you are told the correct answer. See...
Education Place
Houghton Mifflin: Eduplace: Extra Practice Quiz Identify the Outcomes 2
Practice predicting what the outcome would be in each of the probability examples presented. Read the interactive quiz rules and then click on the "Begin" ticket. If you answer incorrectly you get one more chance to try again then you...
Education Place
Houghton Mifflin: Eduplace: Extra Practice Quiz Predict Probability 2
Predict what the outcome would be in each of the probability examples presented. Read the interactive quiz rules and then click on the "Begin" ticket. If you answer incorrectly you get one more chance to try again then you are told the...
University of Georgia
University of Georgia: Inter Math: Probability
This InterMath site gives a description of probability along with an example. Be sure to follow the links to related terms, everyday examples, challenging problems, more information, and the interactive check point involving probability...
Shmoop University
Shmoop: Basic Statistics and Probability: Histograms
Students learn about histograms. Examples are included, as well as a video. [1:16]
Education Place
Houghton Mifflin: Eduplace: Math Steps: What Is It? Data
This is a great place for lesson information on the concept of analyzing data - measures of central tendency. Three other tabs are available besides the "What Is It?" link. Tips and Tricks, When Students Ask, and Lesson Ideas also...