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Of the people who fished at Clearwater Park today, 63 had a fishing license, and 27 did not. Of the people who fished at Mountain View Park today, 60 had a license, and 40 did not. (No one fished at both parks.)
Suppose that one fisher from each park is chosen at random. What is the probability that the fisher chosen from Clearwater had a license and the fisher chosen from Mountain View did not have a license?
Calculate (a) MAD, (b) MSE, and (c) MAPE for the following forecast versus actual sales figures.
At α = 0.10, can the researcher conclude that alcohol consumption is related to sex? What kind of Chi-Square test is this?
promising results from a specialty catalog surveythe preliminary survey results just came back on thespecialty catalog
Given the regression equation Y = 2.6 + .02X the constant or intercept is: (a) .02X (b) 2.6 above zero on the X axis
Scores by women on the SAT-I test are normally distributed with a mean score of 998 and a standard deviation of 202. scores by women on the ACT test are normally distributed with a mean of 20.9 and a standard deviation of 4.6 assume the two tests ..
What is the probability that someone will survive past 300 days - Is there a difference in the survival rates between males and females? Provide formal statistical test with p-value and visual evidence.
Vince Showers, Managing Director for Sleaz Entertainment, claims that the average age of their customers is at least 23. If this is not the case, Showers will face charges of violating local ordinances regarding public decency.
Five children under twelve are selected at random. The probability that the average number of hours that they spend each week watching television is at least 30 is about?
Examine the histogram of the standardized residuals for the regression of annual earning on annual hours worked among Registered Nurses below. Which conclusions can be made about the model using this graphic?
a residential treatment facility tests a new group therapy for patients with self-destructive behaviors. the therapists
marketing estimates that a new instrument for the analysis fo soil samples will be very successful moderate successful
Find out the required probabilities utilizing Binomial distribution. According to Best buy, 2/3 citizens have iPods. In a randomly selected group of 3 iPod owners.
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