Perform a wilcoxon rank sum test on the given data

Assignment Help Basic Statistics

Reference no: EM131396993

1. Repeat the results from the sign test using the normal approximation. Compare the results with those obtained using the exact test.

2. In given Table, weights for two time periods on the same adults and weight loss were evaluated. Note that the tests requested here and in given Problem have smaller than recommended sample sizes to make it simpler to do with a hand calculator.

Table

918_Table 4.jpg

Problem
Perform a Wilcoxon rank sum test on the following data on the length of time that it took to perform two types of operations. For type 1, six patients were operated on in 45,47,50,53,58, and 62 minutes. In the second type of operation it took 51, 56, 60, 63, 64, 69, and 70 minutes. Use the normal approximation.

Reference no: EM131396993

Questions Cloud

Staff of a restaurant consists of people : The staff of a restaurant consists of 25 people, including 8 waiter, 12 waitresses, and 5 cooks. For Mother's Day, a total of 9 people will need to be selected to work. If the selections are made at random, determine the probability that 3 waiter..

What needs to be modified in the existing information system : System Upgrade Needed Your friend informs you that his company's information system does not seem to be meeting employee expectations and might need to be modified or replaced. How will you determine where inefficiencies exist and what needs to be..

What makes this type of function unique : Describe a linear function. What makes this type of function unique? Describe an exponential function. What makes this type of function unique? What are the major differences between linear functions and exponential functions? Why do you need to k..

What can the government do to encounter this groups ideology : A new terrorist group has taken the Internet by storm. It is called Jihad 2.0 and adheres to an ideology similar to al-Qaeda's. This group has multiple websites. Members have created videos with sermons and distributed them on YouTube and other sites..

Perform a wilcoxon rank sum test on the given data : Perform a Wilcoxon rank sum test on the following data on the length of time that it took to perform two types of operations.

Mean and standard deviation or median and iqr : Is the mean smaller or larger than the median? Is it better to summarize the data with the mean and standard deviation or median and IQR.

Find whether a bug in the tax preparation web application : How might you determine whether a bug in the tax preparation Web application is returning bad data?

Analyze the probation and parole processes : Explain how an offender is classified according to risk when he or she is placed on probation or parole. Include how static and dynamic factors are taken into account by the supervising officer when both determining the level of supervision an off..

What is psychological-personal-professional : The American Self-Help Clearinghouse What is a psychological, personal, professional, or health problem that you have seen in a family member or friend? After you have chosen one of these problems, using the Internet and your preferred search engine,..

User Account

All Pages