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0.79 of all college students like the idea of a new curriculum. If we select 96 students (ASSUME INDEPENDENCE), what is the Standard Deviation of the Probability Distribution that would list the number of students (from 0 to 96) and the probability of each. If the answer cannot be calculated, enter zero (0) as your answer. Round to 4 decimal places otherwise. YES, you need, therefore, to look at the 5th decimal place.
Help with showing how do detrime the standard deviation of a problem when the standard deviation is 5. An example would help me to work out a problem for the normal probability distribution.
Suppose that you're charged with comparing results of standardized tests from four different school districts. What statistical technique would you choose to use?
What are the five steps in the hypothesis testing procedure, what does each step represent, what are the advantages and disadvantages of using a hypothesis testing procedure?
A side effect of a certain anesthetic used in surgery is the hiccups, which occurs in about 10 percent of the cases. If three patients are scheduled for surgery today and are to be administered this anesthetic, compute the probability that:
One of the problems encountered by corporations in America is finding an adequate number of employees who want to move into management. Recent surveys of workers in America taken by the Department of Labor in Washington D. C.
Find the maximum and minimum prices of the houses a contractor will build to include the middle 65% of the market.
Triathalon Times Jeff Parent is a statistics instructor who participates in triathalons. Listed below are times (in minutes and seconds) he recorded as riding a bicycle for five laps through each mile of a 3-mile loop.
Can you can tell the difference between coke and pepsi in a blind taste test? Most people say they can and have a preference for one brand or another.
Engineers hoped to base their decision on re- actions of 50 drivers, but time and budget constraints may force them to cut back to 20. How would this influence the power of the test? Describe.
Write down the difference between reliability and validity? Write down the different kind of reliability and validity. What kind of reliability and validity would you seek in assessing employee performance?
When the accountants for lose-a-digit Computer, Inc. had finished preparing their annual budget, they presented the final figures to the president, I.M. Smart.
Assume the population standard deviations are not the same. At the .05 significance level, is there a difference in the mean waiting time?
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