There are many reasons why students may display poor math performance. Which answer can teachers most easily address?
A. Lack of parental involvement
B. Limited computer access in students' homes
C. Textbook content and format
D. Use of research-based instructional practices
Answer: D
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Graphing ratios can be challenging. Identify the statement that would NOT be a challenge
a. Slope m is always one of the equivalent ratios. b. Decide what points to graph. c.Which axes to use to measure. d.Sense making of the graphed points.
A leader’s capacity to establish pleasant social relationships is known as ______.
a. charisma b. sociability c. charm d. integrity
How can teachers most accurately assess the content validity of a standardized achievement test?
A) Look at the size of the norm group for the test. B) Consult the test manual regarding content validity data for the norm group. C) Determine whether students' scores on the test and their scores on a similar achievement test are correlated. D) Compare the school curriculum to a table of specifications for the test.
A researcher reports that mean ratings of liking for some food are 0.8 ± 2.4 (M ± SD). If the null hypothesis was that the mean equals 0, then what is the effect size for this test using estimated Cohen’s d?
A. d = 0.33; small effect size B. d = 0.33; medium effect size C. d = 3.00; large effect size D. There is not enough information to answer this question.