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Submit your answers to the following binomial questions. You may use the appendix tables 5 to answer parts a and b. According to a government study,15% of all children live in a household that has an income below the poverty level. If a random sample of 15 children is selected:
a) What is the probability that 4 or more live in poverty?
b) What is the probability that 3 live in poverty?
c) What is the expected number (mean) that live in poverty
the data below are the temperatures on randomly chosen days during a summer class and the number of absences on those
find the critical values for the indicated test for a population variance sample size n and the level of significance
It is approximately 300 miles from Chicago, Illinois, to St. Louis, Missouri. allowing for various traffic conditions, a driver can average approximately 60 miles per hour.
Write a paper of 1,250 - 1,500 words that presents a research-based communication strategy to facilitate buy-in and create awareness in the company about the impending knowledge management initiative. Include the following in your paper:
A bank has determined that the monthly balances of savings accounts of its customers are normaly distributed with an average balance of $1200 and standard deviation of $250.
Give an example of when the F-statistic would be a useful value in data analysis. Provide details of what you would measure and how the F-statistic would be used.
Consider the Xbar charts shown below for two processes. The charts may OR may not have instances of special cause variation. Identify ALL violation(s) (if any) of the eight tests where statistical signals show that special cause variation is ind..
describe a scenario where you believe a binomial distribution would be appropriate. describe a scenario where you
a bank manager wishes to see whether there is any preference in the times that customers use the bank. six hours are
A random sample of 21 nickels measured with a very accurate micrometer showed a mean diameter of 0.834343 inches with a standard deviation of 0.001886 inches. Why would nickeldiameters vary
BMI in children is approximately normally distributed with a mean of 24.5 and a standard deviation of 6.2. A BMI between 25 and 30 is considered overweight. What proportion of children are overweight?
The area under the standard normal curve that lies to the left of -1.39 is 0.0823. Without consulting a the table giving areas under the standard normal curve, determine the area under the standard normal curve that lies to the right of 1.39.
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