A researcher calculates a mean from a sample of 10 people. In analyzing her data, she states the following hypotheses: 
: ? = 30 and 
: ? ? 30. If ? = .05, which of the following is an appropriate critical value?
a. 1.833
b. 2.042
c. 2.228
d. 2.262
d. 2.262
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According to the text, which is the most productive way of grouping students who are gifted and talented in science?
a. Groups of students who are gifted and talented in science b. Regular classroom groups c. Single-gender groups d. Individuals
Any teacher-absence from the classroom constitutes a breach of duty if a student is injured during the absence
Indicate whether the statement is true(T) or false(F).
In order for teachers to fairly and effectively assess their students' progress, teachers should
a) use only commercially prepared standardized tests. b) rely upon students' self-assessments. c) meet often with their students' previous teachers. d) use a combination of formal and informal assessment tools.
What technology is an alternative to a mouse that moves a cursor and makes selections based on eye movements, dwelling, or blinking?
a. Trackpad b. Foot mouse c. Trackpad d. Eye gaze