A study was designed to investigate the effects of two variables — (1 ) a student's level of mathematical anxiety and (2 ) teaching method — on a student's achievement in a mathematics course. Students who had a low level of mathematical anxiety were taught using the traditional expository method. These students obtained a mean score of 300 with a standard deviation of 30 on a standardized
test. Assuming a non-mound-shaped distribution, what percentage of the students scored over 390?
A) approximately 2.5% B) at least 89%
C) at most 5.5% D) at most 11%
D
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When a company downsizes for economic reasons, the employee has no recourse.
a. true b. false
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A descriptive synopsis
A) tells what the report is about in moderately greater detail than the table of contents. B) includes the actual findings of the report. C) presents the main points of the report in the order they appear in the text. D) replaces the table of contents. E) is preferable if your report is organized using the direct approach.
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