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A local courier service company can delivery a single package or as a group of 15. When an individual delivery is shipped the price is $0.88. When a bundle of 15 is shipped the price is $5.00. If a total of 5,450 packages are shipped for .$1,926, determine how many individual packages were shipped and how many groups of 15 were shipped.
For the following scores, find the (A) mean, (B) median, (C) sum of squared deviation (d) variance, and (e) standard deviation:
Find the test statistic value for two mean tests in large sample.
Make use of normal probability distribution features of EXCEL to help determine the probability.
Estimate with 90% confidence the difference in the level of satisfaction with service between the two branches.
What is a point estimate for the population mean µ?
At least half the patients are under 15 years old? First, describe how this can be modelled as a binomial distribution with 8 trials, where success is visitor age is under 15 years old and the probability of success is 20 percent.
Illustrate is the range of values for a coefficient of correlation. Illustrate degree of relationship do values of the correlation coefficient (r)with magnitudes close to 1.00 indicate.
In a column, write the sample space for the experiment that consists of observing the day's production.
Finding Normal probabilities using standard normal table or Excel built in functions
If the t ratio for the slope of a simple linear regression equation is equal to 1.614 and the critical value of the t distribution at the 1% and 5% levels of significance, respectively, are 3.499 and 2.365 is the slope:
The Agency for Healthcare Research and Quality reports that medical errors are responsible for injury in 1 out of every 25 hospital patients in the United States. These errors are tragic and expensive. Preventable health care-related errors cost t..
Use the Internet to find a website that shows an example or application correlation or regression in the area of your interest or in your profession. Discuss how correlation or regression was used and summarize your finding.
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