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Mr X marketing direct for ABC film production believes that the studio upcoming firm has a 70 percentage chance of being hit, a 20 percentage chance of being moderate and 10 percentage chance of being flop. to his opinion, mr X organised two test screenings. after each screening, the audience rate the film on a scale of 1 to 5 stars. from the past long experience it is known that a hit film will receive 4 or 5 stars 65 percent, 30 percent ofthe time it will receive 2 or 3 stars and 5 percent of the time it will receive a rating of 1 star. for a moderately successful film, the respective probabilities are 0.30, 0.40, qnd 0,20 for a flop, the respective probabilities are 0,10, 0.40, and 0.50 the results of two screening tests are independent of each other. Required A) if the first test screening produces a score of 3 stars, what is the probability that a film is hit? B) if first screening test produces a score of 3 stars and the second screening results in a score of 1 star, what is the probability that a film is flop?
Assuming for a moment that 35% of all Ralph's customers have a discount card, what is the probability of getting a sample proportion at least this big?
What is the likelihood that exactly 8 adults would indicate the Treasury should con- tinue making pennies? What is the likelihood at least 8 adults would indicate the Treasury should continue making pennies?
What is the purpose of a survey? What are three examples of a survey and what potential purpose could each be used for? How can one work to ensure the participants of a survey will have their responses kept private?
64% of men consider themselves professional baseball fans. You randomly select 10 men and ask each if he considers himself a professional baseball fan.
What is the probability that a particular driver has two speeding violations.
Provide an estimate, standard error, an 80 percent con?dence interval, and a 95 percent con?dence interval for θ.
the local county is considering a budget proposal that would reallocate funding to renovate the city pools. a survey is
In teaching the role of statistical application in Health Science, the importance of reliable and valid data is very critical in research process.
In past elections, the representative received 40 percent of the popular vote in that area of the state. She doubts whether it has changed much. How many registered voters should be sampled?
How many ways can she choose 4 dissimilar rides if order does not matter? If she has chosen the first weeks rides, how many ways can she choose four more different rides for second week? Suppose that order does not matter.
in many ways comparing multiple sample means is simply an extension of what we covered last week. just as we had 3
For the random sequence Xn defined in Problem 11.4.1, find the filter h = [h0 ··· hM-1]' of the optimum linear predictor of Xn+1, given Xn-M+1,..., Xn-1,..., Xn for M ∈ {2, 4, 8}. What is the mean square error e∗L (N) of the Mtap optimum linear pr..
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