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  3. we are given that in a survey of 400 latin music d

We are given that in a survey of 400 Latin music downloads, 200 were regional,...

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We are given that in a survey of 400 Latin music downloads, 200 were regional, 110 were pop-rock, 80 weretropical, and 10 were urban. First, calculate the relative frequency that a music download was pop-rock.Recall that the formula for the relative frequency of an event E is obtained by dividing the frequency of eventfr(E)E by the number of trials. That is, P(E) =NThe number N represents the number of trials, so N =pop-rock downloads, so fr(E) =download was pop-rock.P(E): =||fr(E)NWe are interested in the frequency ofUse these values to calculate the relative frequency that a400

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