# Posts by jhikjhak

Total # Posts: 11

statistics

statistics
• Linear Regression In the babies.dta full dataset, generate a covariate called painind defined as 1 if the infant experienced severe pain upon receiving the shot (pain0 = 7) and as 0 otherwise. In Stata, you can use the commands: generate painind = 0 replace painind = 1 ...

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Can you please answer problem no.2 of exploratory analysis( Using central limit theorem)

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Hi netspirit, can you answer these

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• Two-sample Non-parametric Test Now, we examine the relationship between cry time and group among infants at Northbay. 1. Suppose we wish to perform a two-sample test, but we do not want to make any normality (or other strong parametric) assumptions. Conduct an ...

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could u please at least suggest the steps to do it

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1. Prospective Cohort Study The following tables show the crude and sex-specific results from a Prospective Cohort Study that examines the association between a binary exposure (E) and the development of a disease (D) during 20 years of follow-up. Full Data: Sex-Specific Data...

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Select the most appropriate study design for each of the following questions. (Note: All study design options may not be used and each design option can be used more than once. 1. A study is done to examine the association between a mother’s education and risk of a ...

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Use these data to solve the above problem, it will become easier Full data D+ D- Total E+ 30 270 300 E- 20 180 200 Total 50 450 500 Male D+ D- Total E+ 12 108 120 E- 8 72 80 Total 20 180 200 Female D+ D- Total E+ 18 162 180 E- 12 108 120 Total 30 270 300