5. Researchers are concerned about the prevalence of tuberculosis in a developing country rising over the years despite the attempts of international organizations to thwart the disease. Suppose the prevalence of TB in the population was reported to be 24%. Assume a sample of 16 participants was selected. a. What is the expected number of participants in this country to report a positive TB diagnosis? b. Assume that 7 of the respondents were TB positive. What is the probability associated with this result?

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