The ______ the sample, the less confidence a research has that the sample mean estimates the unknown population mean ?, and the ______ the confidence interval around the sample mean.
a. larger; smaller
b. larger; larger
c. smaller; larger
d. smaller; smaller
c. smaller; larger
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The activity Play With Sound helps children
a. have fun with music. b. enhance phonemic awareness. c. use electronic equipment. d. make up silly words.
A teachers’ association, a voluntary association of public school teachers, and an independent labor union cannot engage in concerted action such as a strike, work stoppage, or collective refusal to enter upon teaching duties without state statutory authorization
Indicate whether the statement is true(T) or false(F).
Which of the following was NOT suggested by Emmer et al. for secondary teachers in managing their classrooms?
a. Plan the layout of the furniture and the positioning of resources to facilitate instruction and learning b. Elementary school students should be given a handout listing the rules. c. Emphasize rules and procedures at the start of the term and post them in a prominent place. d. Create effective procedures to make it possible for you to accomplish your goals within the time constraints of a forty- to fifty-minute class period.
The Sumerian writing system known as cuneiform began with
a. abstract symbols representing sounds b. simple pictograms of literal objects c. alphabetic script d. stylized images of ideas as well as objects e. a numeric system in which numbers represented ideas