Homework #3-1

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University of Central Florida *

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3200H - 02

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Psychology

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Dec 6, 2023

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docx

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Homework #3 1. Draw an error bar graph (x-axis: Type of Class, y-axis: Exam Anxiety). Interpret the results based on 95% confidence interval. Based on the error bar graph, the short error bars reveal concentrated values which signals that the plotted average value is more likely.
2. Draw a simple scatter with a fit line (x-axis: Exam Anxiety, y-axis: Exam Performance). Interpret the graph. Based on the simple scatter graph, as exam anxiety increases, exam performance also increases. This reflects a positive correlation. 3. In your SPSS, using Explore function, test normality for Revise, Exam, and Anxiety by using Kolmogorov-Smirnov statistics, and Q-Q plot. Tests of Normality Kolmogorov-Smirnov a Shapiro-Wilk Statisti c df Sig. Statistic df Sig. Time Spent Revising 0.082 89 0.187 0.955 89 0.004 Exam Performance (%) 0.136 89 <.001 0.952 89 0.002 Exam Anxiety 0.088 89 0.084 0.982 89 0.26
a. Lilliefors Significance Correction
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