https://bmcpublichealth.biomedcentral.com/articles/10.1186/s12889-018-5266-3

Read the article in the link above and answer the following questions:

What is the purpose of the study?

What is the main outcome of interest? _____________

Why do you suspect BMI z-score used instead of BMI?

Explain why a paired t test was used to assess changes from pre to post intervention instead of an independent sample t test.

1. Review Table 1 and answer the following:
2. What was the mean age and standard deviation of the child? ________
3. What proportion of the parents worked full time? _____%
4. What proportion of the parents earned $50,000 or more? _______

Review Table 2. Is there a significant change in childhood weight following the intervention? Yes/ No? Justify your answer using the data provided in the table.

https://bmcpublichealth.biomedcentral.com/articles/10.1186/s12889-016-3728-z

Read the article in the link above and answer the following questions:

What is the purpose of the study?

What is the main outcome of interest? ____________

Review Table 1. What statistical test is being conducted to determine if the mean age is the same among males and females in this study? ______________

After looking at Table 1, on average are the anthropometric measures( weight, height, BMI, waist circumference, % body fat, visceral fat score) the same for males and females? Justify your answer

Review Table 2. What statistical test was performed to determine whether on average total fat was the same across all groups of smokers? ______________

Are there differences in total fat, saturated fat or cholesterol across all groups of smokers? Justify your answer