Find probability values based on the normal distribution
Probability values based on the normal distribution.
A final exam in Statistics has the mean of 75 with a standard deviation of 9.2. What is the possibility that a randomly selected student has a test score that is more than 85?
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To qualify for police academy, candidates must score in the top 20 percent on a general ability test. The test has a mean of 300 and a standard deviation of 50. Find out the lowest possible score a candidate can score and still qualify. Imagine th
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IQ scores are normally distributed with a mean of 100 and a standard deviation of 15. What is the likelihood that a randomly selected student in our statistics class has an IQ between 85 and 95.
How much maintenance department cost must be charged to each division for October?
A final exam in Statistics has the mean of 75 with a standard deviation of 9.2. What is the possibility that a randomly selected student has a test score that is more than 85.
Harrison Clothiers' stock currently sells for 19.00 dollar per share. It just paid a dividend of $3.25 per share
The weekly salaries of teachers in one state are usually distributed with the mean of $620 and a standard deviation of $65. What is the probability that a randomly selected teacher earns less than $550 a week.
Women have a mean height of 63.60 inches with a standard deviation of 2.50 inches. If the military wants to design equipment so that it fits 90 percent of the adult female population, what are the minimum and maximum heights it should use as a bas
In which of the markets would you suggest that company focus its advertising campaign? Illustrate computations to support your answer.
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