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Essay on a Shakespear poem
In the 1928 segments of Searss Harlem Duet, He is an actor performing the role of Othello. How does this reference to Shakespeares play impact our understanding of the story within each of the timelines in Searss play? Your essay should be organized around a single focused claim, and this claim should be supported by…
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Project 2: close reading Essay #2
Often when we read, the authors words make us see the world around us in new ways. Both poetry and song are similar genres that especially evoke strong imagery and emotions, even if they are also entertaining. In this essay, you will consider the context of a piece of writing and explore the ways it…
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Criminal Justice: Theory in Practice
1) What factors may influence both true/false positives and false negatives? (e.g., social, psychological, and biological backgrounds, education, etc. (Chapter 4) 2) Given the limited impact of the exclusionary rule on crime fighting and Miranda on conviction rates, what purposes do they serve? (Chapter 5) 3) Discuss the deterrent effect of the death penalty. Does…
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How many factors were extracted in this PCA? What percentage of variance do these factors account for?
In this exercise, you will undertake a principal components analysis of the CES-D items, using all 20 original items (no reversed items). Go to Analyze ➜ Data Reduction ➜ Factor Analysis. Select the 20 CES-D items, being careful not to select reversed items, and move them into the box for Variables. Click the Descriptives pushbutton…
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undertake a factor analysis of the CES-D items using principal axis factoring, two factors, and oblique rotation.
Now you will undertake a factor analysis of the CES-D items using principal axis factoring, two factors, and oblique rotation. Proceed with the same set of variables as in Exercise B3. You can remove some of the Descriptive options (e.g., no further need for the KMO test or inspection of the anti-image matrix). Click the…
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run a reliability analysis for each of the two factors from the previous exercise.
In this exercise, run a reliability analysis for each of the two factors from the previous exercise. In the first reliability analysis, use all 16 of the negatively worded items that had loadings greater than .30 on Factor I in Exercise B4. Then, do a second analysis for the four items that had loadings greater…
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) What was the range of missing data for individual items, in terms of numbers and percentages?
For these exercises, you will be using the SPSS dataset Polit2SetC. We will begin by looking at individual responses to items on the Center for Epidemiologic Studies— Depression (CES-D) Scale. For a description of these 20 items, refer to Exercise B1 in the chapter “Factor Analysis and Internal Consistency Reliability Analysis.” If you did this…
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If we then computed CES-D scales scores, for what percent of the cases would we not be able to compute a CES-D score?
Now we will look at how many missing values individual participants had for these 20 CES-D items. To do this, we need to create a new variable (we will call it misscesd) that is a count of how many values are missing for each person. Select Transform ➜ Count Occurrences of Values Within Cases. In…
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test whether missingness on the CES-D scale is related to mothers’ characteristics, this time with chi-square tests to test differences in proportions on categorical variables.
We will continue to test whether missingness on the CES-D scale is related to mothers’ characteristics, this time with chi-square tests to test differences in proportions on categorical variables. Select Analyze ➜ Descriptive Statistics ➜ Crosstabulations. Use cesdstat as the column variable, and the following variables as row variables: race/ethnicity, educational attainment, current employment status,…
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run a series of statistical tests to see if missingness is related to other characteristics of the women in this sample, beginning with t tests.
If you have access to the SPSS Missing Values Analyses, run the MVA with the same set of variables and use Little’s MCAR test to see if you reach different conclusions based on the results of that test than you did based on results from Exercises B6 and B7. Exercise B7 We will continue to…