This set of questions pertains to probability: pairs of events, mutually exclusive events, complementary events, expected values, independent events, and conditional probability. Solutions and explanations are included.
Use simulation on the TI-83 graphing calculator to teach students about the distribution of sample proportions, distribution of sample means, the Central Limit Theorem, normal probability plots, and the Law of Large Numbers. Pick and choose topics from within this lengthy activity. Instructions include step-by-step calculator keystrokes as well as calculator screenprints.
In these questions, students use the fundamental counting principle, combinations and permutations to determine the number of possible outcomes and the probability. Solutions and explanations are included.
In this activity, students use simulation to justify the concept of the Law of Large Numbers. They understand that as the sample size increases, the relative frequency of which an event occurs approaches the probability of that event happening. Students investigate the binomial and geometric probability functions, and determine the mean and standard deviation.
Site provides extensive assistance in preparing 4th grade students for Florida Comprehensive Assessment Test. This section provides help in using the "probable passage" technique to aid comprehension. In addition, links are available to help students improve vocabulary by using context clues.
Encyclopedia article about Pythagoras from the Stanford Encyclopedia of Philosophy that discusses not only his life, but his major contributions as well. Also includes a lengthy bibliography and links to additional information.
In this transcript of an interview for Eyes on the Prize, psychologist Kenneth Clark describes his research that illustrated the impact of racism on African American children.
In this video segment from A Science Odyssey, scientists explain how Earth's age was determined by examining the radioactive rocks in Earth's crust.
This activity covers random sampling and randomization for experiments.
Students review the definition of rational numbers as ratios and as terminating and repeating decimals. They also examine the reciprocal property of rational numbers and operations with rational numbers.
The study of properties of right triangles is a major topic in mathematics. In this activity, you will investigate three common right triangle trigonometric ratios. [Requires Adobe Reader.]
Contains plans for four lessons where students put on a Reader's Theatre. Students write scripts, perform in groups, and practice using their voice to assume characters. In addition to objectives and standards, this instructional plan contains links to sites used in the lessons as well as assessment and reflection activities.
This video segment from Between the Lions features a motivating, kid-friendly song that celebrates the reasons to write in everyday life.
The site for National Archives and Records Administration gives you the Records of the Interstate Commerce Commission, beginning with its history.
An example of the Red Queen hypothesis, the sexual population of Mexican Poeciliid fish is able to keep up with a changing environment, while the asexual populations are not as successful. From Evolution: "Why Sex?" Video length: 4 min. 12 sec. Includes background reading material and discussion questions.
The Smithsonian National Museum of Natural History, in a section titled "North American Mammals," offers a general overview of the red wolf. Content includes a focus on this animal's conservation status, habitat and range, and other key facts.
Generalize that a tangent and a radius form a 90-degree angle.
WLVT PBS 39 explores how a family in Berks County, Pennsylvania has put much of the renewable energy resources to work on their farm. All of these technologies were showcased at the Renewable Energy Sustainable Living Festival for the public. The environment and the wallets of American consumers have a lot to be excited about.
This is the perfect site for the student of Richard Lovelace. It contains famous lines from several of his poems, a brief biography, a list of many of his poems which can be read on-line from this site, critical essays written on his work, links to other Lovelace sites, and a list of books of his collected works.
Here, read the full text of Richard Sheridan's play, "Pizarro." Also, learn about the life and career of Sheridan through a detailed introduction to the text.