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2.24 Heights of 10 year olds. Heights of 10 year olds, regardless of gender, closely follow a normal distribution with mean 55 inches and standard deviation 6 inches.
(a) What is the probability that a randomly chosen 10 year old is shorter than 48 inches?
(b) What is the probability that a randomly chosen 10 year old is between 60 and 65 inches?
(c) If the tallest 10% of the class is considered "very tall", what is the height cutoff for "very tall"?
(d) The height requirement for Batman the Ride at Six Flags Magic Mountain is 54 inches. What percent of 10 year olds cannot go on this ride?
Is it true that valid conclusions cannot be drawn from studies that are conducted on convenience samples? Why or why not?
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ECON940 - Statistics for Decision Making - Calculate descriptive statistics for the prices of different brands. Comments on the location, shape and variability of those distributions.
What would be the best decision based on the laplace criterion. What would also be the best decision based on Hurwicz's criterion of realism using a =0.6
A screening test for a newly discovered disease is being evaluated for its effectiveness and sensitivity as a screening test in industry. In order to determine the effectiveness of the new test, it was administered to 880 workers. Of those, 120 of..
While the whole country of Russia was suffering from decaying infrastructure, the Church also got focused on "material" matters.
What is the real difference between the Context Diagram and a Use Case Diagram?
The United States involvement in the Vietnam Conflict was debated at the time and continues to be debated to this very day.
The value of SS residual measures the average squared distance between the actual Y values and the Y values predicted by the regression equation.
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