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A machine fills cans of soda which are labeled "12 ounces" according to a normal distribution with mean 12.1 ounces and standard deviation 0.1 ounces. If I buy a 12-pack of the soda, what is the standard deviation of the average contents?
if we know that the length of time it takes an mba student to find a parking spot near the depaul center follows a
A researcher wants to collect data about the study habits of sophomores at Harmond University. From the sophomore class of 2,300 students, she wants to collect a sample of 70 students. Which of the following sampling methods will yield the most re..
Determine the confidence interval for population mean and the Superintendent wants to determine the average amount of hours per week the student population studies at home.
The length of time recorded is normally distributed with a mean of 184 seconds and a standard deviation of 55 seconds. What is the probability that and individual will be able to keep eye contact longer than 239 seconds?
Make an Excel line graph of the data on computer viruses. Discuss the underlying causes that might explain the trend or pattern.
the emergency room at hsi serves patients who arrive according to a poisson distribution at the rate of 9 per hour.
Prediction equation is y^ = 30 + 0:60x. Determine predicted final exam score for student who has (i) midterm score = 100, (ii) midterm score = 50. Note that predicted nal exam score regresses toward mean.
assume that the salaries of elementary school teachers in the united states are normally distributed with a mean of
high school seniors with strong academic records apply to the nations most selective colleges in greater numbers each
A random sample of 35m of the firm's accountants has a mean workday of 8.2 hours with a standard deviation of 0.5 hour. At α = 0.01, can you support the CEO's claim?
the united way conducted two appeals a and b in atlanta. results of the appeals were- 30000 people were targeted in
Let a success (x) be defined as a camera functioning. Find the probability that the robbery was filmed at least by one camera.
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