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Condé Nast Traveler magazine conducts an annual survey of its readers in order to rate the top 80 cruise ships in the world. With 100 the highest possible rating, the overall ratings for a sample of ships from the Holland America, Princess, and Royal Caribbean cruise lines are shown. Use the Kruskal-Wallis test with a= .05 to determine whether the overall ratings among the three cruise lines differ significantly. What is your conclusion?
Holland America Princess Royal CaribbeanShip Rating Ship Rating Ship RatingAmsterdamn 84.5 Coral 85.1 Adventure 84.8Maasdam 81.4 Dawn 79.0 Jewel 81.8Ooterdam 84.0 Island 83.9 Mariner 84.0Volendam 78.5 Priness 81.1 Navigator 85.9Westerdam 80.9 Star 83.7 Serenade 87.4
A recent Survey indicated that 18% of America adults were in favor of cloning human embryos. What is the probability that in a group of 30 adult Americans
Assuming sales are normally distributed, what is the probability that total sales for a 7 day period are $,7,700.00 or more.
the egyptian air force brass believe that overweight pilots have slow reaction times. they attribute the poor
question correlation and regression analysisthe owner of a financial services firm believes that there is a
You are interested in investing, and are considering a portfolio comprised of the following two stocks. Their estimated returns under varying market conditions are provided:
Assume this is true. a random sample of 12 adults 25 or older is selected from general population. what is the probability that you have less than 15%snickers in your bag?
A biometric security devise using fingerprints erroneously refuses to admit 1 in 1000 authorized persons from a facility containing classified information. The device will erroneously admit 1 in 10,00,000 unauthorized persons.
Conduct a test for checking that the proportions of women and men that liked commercial A are the same versus the two-sided alternative at the 5% level.
The book has a program on page 153 for this, but the program was written is an unusual way. The subject should be mouse. So how should we dene mouse in the data?
Number of farms (X) and the average size of a farm (Y) in the United States between 1950 and 1997. Specifically, generate a simple linear regression model and interpret it.
These 64 students will spend a combined total of more tahn $715.21? What is the probability that these 64 students will spend a combined total between $703.59 and $728.45?
An insurance agent has appointments with four prospective clients tomorrow. From past experience the agent knows that the probability of making a sale on any appointment is 1 out of 5.
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