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Using the following 12 numbers (12, 34, 23, 10, 9, 45, 14, 34, 12, 13, 13, 35), calculate
1. the median
2. the mode
3. the mean
4. the 25th percentile, the 75th percentile
5. the variance
6. the standard deviation
7. the coefficient of variation
8. the range
9. the interquartile range.
What should the cut-off score be for the interviews? (Round to nearest whole number).
A study published in the New England Journal of Medicine (Aug. 2001) suggests that it's dangerous to enter a hospital on a weekend. During a 10-year period, researchers tracked over 4 million emergency admissions to hospitals in Ontario, Canada. T..
At the .01 significance level, can we conclude that there is more variation?
Assume that a sample is drawn and z(α/2) = 1.65 and σ = 35. Answer the following questions. (A) If the Maximum Error of Estimate is 0.04 for this sample, what would be the sample size?
Formulate the hypotheses that can be used to test the validity of the brokerage firm executive's claim.
Explain the assignment model and how it is similar to a transportation problem. Give a real-world example of an assignment model to describe what is transported where.
For binomial distribution among given values for n as well as p state whereas or not it is suitable to use normal distribution as an approximation.
Mean and standard deviation are 584.6 and 34.28
Give an example for each of the following distributions, binomial, hypergeometric, and Poisson. Explain the differences and different characteristics.
Determine the expected number of Republicans who will win office in the coming election? Illustrate the standard deviation of r?
Given the following data, calculate the EMV for each investment alternative. Which is best based on the EMVs you calculated?
A computer diskette manufacturer is concerned that some diskettes have bad sectors that would cause a diskette to hold less information than it was intended to hold.
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