For an etiologic factor to be judged to be causally related to a disease,
which of the following must be true? group of answer choices
the results of an epidemiologic study of the factor must be externally valid
the etiologic factor is equally distributed throughout the population.
persons exposed to the etiologic factor have a higher prevalence of disease
exposure to the etiologic factor must precede the onset of the disease.

1. if we have 3 babies what is the probability they’re going to be all boys? 2. if we roll 2 die at the same time what is the probability of getting less than 10 on the first roll and a 5 on the second roll 3. if we have 3 babies what is the probability their is going to be 2 girls? 4. if we have 3 babies what is the probability of having no more than 1 girl? 5. it we have 3 babies and then have another 3 babies what is the probability of us having at least 1 boy and then having all girls?

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at __ link to graph: .

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