To prepare for this Discussion Review Chapters 6 and 7 of the Frankfort Nachmias Leon Guerrero text and in Chapter 7, p 188, consider Hispanic migration and earnings and focus on how different levels of confidence and sample size work together Use the Course Guide and Assignment Help found in this week's Learning Resources to search for a quantitative article related to confidence intervals Using the SPSS software, General Social Survey data set and choose a quantitative variable that interests you Using SPSS Take a random sample of 100 Calculate the 95 confidence interval for the variable Calculate a 90 confidence interval Take another random sample of 400 Calculate the 95 confidence interval for the variable Calculate a 90 confidence interval Post your results and an explanation of how different levels of confidence and sample size affect the width of the confidence interval Next, consider the statement, Confidence intervals are underutilized and explain what the implications might be of using or not using confidence intervals Provide examples based on the results of your data Also, use your research to support your findings

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To prepare for this Discussion: Review Chapters 6 and 7 of the Frankfort -Nachmias & Leon-Guerrero text and in Chapter 7, p. 188, consider Hispanic

To prepare for this Discussion:

Review Chapters 6 and 7 of the Frankfort -Nachmias & Leon-Guerrero text and in Chapter 7, p. 188, consider Hispanic migration and earnings and focus on how different levels of confidence and sample size work together..
Use the Course Guide and Assignment Help found in this week's Learning Resources to search for a quantitative article related to confidence intervals.
Using the SPSS software, General Social Survey data set and choose a quantitative variable that interests you.

Using SPSS:

Take a random sample of 100.
Calculate the 95% confidence interval for the variable.
Calculate a 90% confidence interval.
Take another random sample of 400.
Calculate the 95% confidence interval for the variable.
Calculate a 90% confidence interval.

Post your results and an explanation of how different levels of confidence and sample size affect the width of the confidence interval. Next, consider the statement, "Confidence intervals are underutilized" and explain what the implications might be of using or not using confidence intervals. Provide examples based on the results of your data. Also, use your research to support your findings.