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The probability that a shipping company will obtain authorization to include a certain port of call in its shipping route is dependent on whether certain legislation is passed. The company believes there is a 0.5 chance that both the relevant legislation will pass and it will get the required authorization to visit the port.
The company further estimates that the probability that the legislation will pass is 0.75. If the company should find that the relevant legislation just passed, what is the probability that authorization to visit the port will be granted?
(a) Use the steps of hypothesis testing, (b) figure the effect size for the study; and (c) explain your answers to (a) and (b) to someone who has never had a course in statistics.
How many samples would be needed to create a 99 percent confidence interval that is within 0.02 of true proportion of premium grade fuel-quality failures.
I have fit a line to data representing cholesterol readings for 28 individuals starting a cholesterol reducing drug. The computer provides the following output, The degrees of freedom for the t test for the slope are
A recent research report shows that the percentage of college students who have been reported for plagiarizing has reached 30% each in the colleges of Education, Arts and Sciences, and Business, but only 10% in the School of Law.
Serena Williams made a successful first serve 67% of the time in a Wimbledon finals match against her sister Venus. If she continues to serve at the same rate the next time they play and serves 6 times in the first game, determine the following pr..
use the fact that the standard normal distribution integrates to 1 to evaluate the following integral. i.e. useintegral
Let (X, S) be a measurable space and En measurable sets, not necessarily disjoint, whose union is X. Suppose that for each n, fn is a measurable real-valued function on En. Suppose that for any x ∈ Em ∩ En for any m and n, fm (x ) = fn (x ). Le..
there are two tennis courts.pairs of players arrive atrate3perhour and play for an exponentially distributed amount of
The probability of his passing english is 0.8, but the probability of his passing both is 0.6. What should be his estimate of the probability of his passing math?
If a sample of 30 people selected from 300, find the probability that the mean will be less than 156 pounds using the correction factor.
The Snowbird Ski Lodge attracts skiers from several New England states. For each of the following scales of measurement, provide one example of information that might be relevant to the lodge's business.
The sample mean price is computed from the prices at these gas stations. What is the probability that the sample mean price falls within a nickel of the State's overall mean price? i.e between 3.09 and 3.19.
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