79) Which distribution is helpful in testing hypotheses about variances?BDiff: 2
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Topic:THE F DISTRIBUTION80) A company is considering producing two new electronic games designed forthe popular Gameboy toy.Based on market data, management believes there is a60 percent chance that a "cops and robbers" game will be successful and a 40percent chance that a "let's play house" game will be successful.As theseproducts are completely different, it may be assumed that the success of one istotally independent of the success of the other.If two products are introduced tothe market, what is the probability that both are successful?D
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81) A company is considering producing two new electronic games designed forthe popular Gameboy toy.Based on market data, management believes that thereis a 60 percent chance that a "cops and robbers" game will be successful and a 40percent chance that "let's play house" game will be successful.As these productsare completely different, it may be assumed that the success of one is totallyindependent of the success of the other.If two products are introduced to themarket, what is the probability that both are failures?A) 0.16B) 0.24C) 0.80D) 0.36E) None of the aboveAnswer:BDiff: 2
Topic:STATISTICALLY INDEPENDENT EVENTSAACSB:Analytic Skills