Analysis: Confidence Intervals

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  • Using the SPSS software, open the Afrobarometer dataset or the High School Longitudinal Study dataset (whichever you chose) from Week 2.
  • Once you perform your confidence interval, review Chapter 5 and 11 of the Wagner text to understand how to copy and paste your output into your Word document.

Choose an appropriate variable from Weeks 2 and 3 and calculate a confidence interval in SPSS. ( Note: In week 2 and 3 I used the following variables Variables, so please chose one )

  • X1SEX-T1 student’s Sex
  • X1MTHUTI -Scale of student’s Math utility

For this Assignment:

Write a 2- to 3-paragraph analysis of your results and include a copy and paste of the appropriate visual display of the data into your document.

Based on the results of your data in this confidence interval Assignment, provide a brief explanation of what the implications for social change might be.

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Assignment: Introduction to Quantitative Analysis: Confidence Intervals In your Week 2 Assignment, you displayed data based on a categorical variable and continuous variable from a specific dataset. In Week 3, you used the same variables as in Week 2 to perform a descriptive analysis of the data. For this Assignment, you will calculate a confidence interval in SPSS for one of the variables from your Week 2 and Week 3 Assignments. • • • To prepare for this Assignment: Review the Learning Resources related to probability, sampling distributions, and confidence intervals. For additional support, review the Skill Builder: Confidence Intervals and the Skill Builder: Sampling Distributions, which you can find by navigating back to your Blackboard Course Home Page. From there, locate the Skill Builder link in the left navigation pane. Using the SPSS software, open the Afrobarometer dataset or the High School Longitudinal Study dataset (whichever you chose) from Week 2. Choose an appropriate variable from Weeks 2 and 3 and calculate a confidence interval in SPSS. ( Note: In week 2 and 3 I used the following variables Variables, so please chose one ) • • X1SEX- T1 student’s Sex • X1MTHUTI - Scale of student’s Math utility Once you perform your confidence interval, review Chapter 5 and 11 of the Wagner text to understand how to copy and paste your output into your Word document. For this Assignment: Write a 2- to 3-paragraph analysis of your results and include a copy and paste of the appropriate visual display of the data into your document. Based on the results of your data in this confidence interval Assignment, provide a brief explanation of what the implications for social change might be. Resources: Frankfort-Nachmias, C., & Leon-Guerrero, A. (2018). Social statistics for a diverse society (8th ed.). Thousand Oaks, CA: Sage Publications. • Chapter 5, “The Normal Distribution” (pp. 128-150) • Chapter 6, “Sampling and Sampling Distributions” (pp. 151-178) • Chapter 7, “Estimation” (pp. 179-201) Wagner, W. E. (2016). Using IBM® SPSS® statistics for research methods and social science statistics (6th ed.). Thousand Oaks, CA: Sage Publications. • Chapter 3, “Selecting and Sampling Cases” • Chapter 5, “Charts and Graphs” • Chapter 11, “Editing Output” Magnusson, K. (n.d.). Welcome to Kristoffer Magnusson’s blog about R, Statistics, Psychology, Open Science, Data Visualization [blog]. Retrieved from http://rpsychologist.com/index.html As you review this web blog, select the Interpreting Confidence Intervals – new d3.js visualization link, once you select the link, follow the instructions to view the interactive for confidence intervals. This interactive will help you to visualize and understand confidence intervals. Note: This is Kristoffer Magnusson’s personal blog and his views may not necessarily reflect the views of Walden University faculty. Walden University Library. (n.d.). Course Guide and Assignment Help for RSCH 8210. Retrieved from http://academicguides.waldenu.edu/rsch8210 For help with this week’s research, see this Course Guide and related weekly assignment resources.
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Running head: CONFIDENCE INTERVALS

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Analysis: Confidence Intervals
Instructor name
Student name
Date

CONFIDENCE INTERVALS

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Confidence Intervals
The variable selected for the High School Longitudinal Study dataset for analysis of
confidence interval is X1SEX which is T1 Student’s sex. The total number of valid values is
23497 and missing value is 6. The analysis of confidence interval is performed for 90% and
95...


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