15. A study is conducted to compare a mean cholesterol levels for at least 6 months to individuals following a conventional (low fat, low calorie) diet for at least 6 months. The data are summarized I table 7-59. Test if there is a significant difference in mean cholesterol levels between the diet programs using a 5% level […]
A research study examined the cholesterol levels in two groups, intervention versus placebo, to see whether consuming more salmon in the diet would make a difference on cholesterol levels. The mean cholesterol level of the 60 people in the placebo group was 240 with a SD of 20. The 60 people in the salmon consumption […]
11/ What is the estimated 95% confidence interval (CI) of the proportion of schoolchildren developing nausea and vomiting following holiday parties? Please note the following: 1) 0 and 1 are defined as no and yes, respectively, which is a typical coding scheme in Public Health; 2) you might calculate a CI that is different from […]
21. Suppose at random 35% of school children develop nausea and vomiting following holiday parties and that you conduct a study to examine this phenomenon, with a sample size of n=18. What is the probability that 2 or more children become sick? Please show your work for my understanding. Thank you Looking for a Similar Assignment? Order […]
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