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fIn a clinical trial oi2139 subjects treated with a certain drug, 24 reported headaches. In a control group of 1585 subjects given a placebo, 23
\fIn a clinical trial oi2139 subjects treated with a certain drug, 24 reported headaches. In a control group of 1585 subjects given a placebo, 23 reported headaches. Denoting the proportion oi headaches in the treatment group by pt and denoting the proportion of headaches in the control [placebo] group by pc, the relative risk is price. The relative risk is a measure of the strength of the effect of the drug treatment. Another such measure is the odds ratio, which is the ratio of the odds in favor pt i [1 pt] odds ratios are commonly used in medicine and epidemiological studies. Find the relative risk and odds ratio for the headache data. What do the results suggest about the risk of a headache from the drug treatment? ofa headache tor the treatment group to the odds in favor of a headache for the control {placebo} group, found by evaluating . The relative risk and E) Find the relative risk for the headache data. The relative risk: :| (Round to three decimal places as needed.) Eight of the 50 digital video recorders {DVRs} in an inventory are known to be defective. What is the probability that a randomly selected item is defective? E) The probability is |:. [Type an integer or a decimal. Do not round.) \fFor a certain horse race, the odds in favor of a certain horse nishing in second place are given as 23 to W. Express the indicated degree cflikelihcud as a probability value between [I and 1 inclusive. E) The probability is |:|.{Round to two decimal places as needed.) In a certain weather forecast, the chances of a thunderstorm are stated as "2 in 17." Express the indicated degree of likelihood as a probability value between [I and '1 inclusive. E) The probability is D. (Round to three decimal places as needed.) Refer to the sample data for preemployr'nent drug screening shown below. If one of the subjects is randomly selected. what is the probability that the test result is a false positive? Who would suffer from a false positive result? Why? Pre-Employment Dmg Screening Results Positive test result Negative test result l3 Drug Use ls Indicated Drug Use Is Not Indicated Subject Uses Drugs 40 14 Subject Is Not a Drug User 2 34 <: the probability of a false positive test result is to three decimal places as needed. on their rst date kellyr asks mike guess her birth not including year. complete parts through c below. a. what that correctly leap years. e an integer or simplied fraction. in survey consumers aged and older respondents were asked how many cell phones use by household. two from same among answered said responded with four more. respondent selected at random. find hisfher household has more use. it unlikely for have tour consider event be unlikelyr if its less than equal p d right are outcomes possible when couple children. assume boys girls equally likely so eight simple events likely. children there exactly boys. boy girl gill out traction.>
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