What are several real-world settings for ratio, rate, unit rate, proportion, and percent?
What will be an ideal response?
Complete answers will include the following: Newspaper and magazine articles, as well as radio and television reports, are continuing sources of up-to-date information on topics of interest to young people, such as sports, entertainment, and environmental concerns. Such data can be used in concept and skill development activities related to ratio and percent. Children who collect sports cards or follow professional teams might be asked to explain what certain statistics mean and how they are computed.
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Which of the following is a description of normal eye contact?
a. prolonged gazing at an older child b. avoiding eye contact with children of the opposite gender c. glancing away at the end of an utterance d. eye-to-eye gazing between acquaintances e. All of the above
How do most students respond to the permissive teacher?
a. frustration c. lack of respect b. anxiety d. all of the above
Teachers' religious beliefs enjoy
A. from no protection to full protection, depending on each teacher's chosen religion B. no protection C. full protection D. limited protection
In a normal distribution, approximately 68% of the scores are expected to fall
A. between -1.5 SD and +1.5 SD. B. between -1 SD and + 1 SD. C. between -2 SD and + 2 SD. D. between -.5 SD and -.5 SD.