Looking at this study answer the following bullet points:

Trostle, M. E., Aguero-Rosenfeld, M. E., Roman, A. S., & Lighter, J. L. (2021). High antibody levels in cord blood from pregnant women vaccinated against COVID-19.American Journal of Obstetrics & Gynecology MFM,3(6), 100481.https://doi.org/10.1016/j.ajogmf.2021.100481

Answer:

• Early in your Assignment, when you relate which dataset you analyzed, please include the mean of the following variables. If you are using the Afrobarometer Dataset, report the mean of Q1 (Age). If you are using the HS Long Survey Dataset, report the mean of X1SES.
• A description of what the each of the variables measure.
• A description of the unit of analysis.
• A description and explanation of the levels of measurement for each variable (i.e., nominal, ordinal, interval, ratio).
• Explain how you might conceive these variables to be used to answer a social change question. What might be the implications for social change?