Question: Compute the Wilcoxon signed-ranks T test on the data in Question 20. Is your conclusion the same? Explain why or why not. In Questions 20

Compute the Wilcoxon signed-ranks T test on the data in Question 20. Is your conclusion the same? Explain why or why not.
In Questions 20
A local school introduces a new academic program designed to improve students' grade point average (GPA) scores. To test the program, they select a sample of 10 students and measure the difference in their GPA scores before and after this program. Test whether or not scores improved following this program using the related-samples sign test at a .05 level of significance and state whether to retain or reject the null hypothesis.
Change in GPA following the Program
+0.20 ............................................. +0.05
-1.99 ............................................. +0.55
+0.25 ............................................. +0.63
+0.23 ............................................. +0.10
+0.54 ............................................. +1.09

Step by Step Solution

★★★★★

3.24 Rating (165 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

The test statistic is T 10 The critical value for T is ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

1310-L-B-L-I-C-B(875).docx

120 KBs Word File

Students Have Also Explored These Related Business Law Questions!

a. Given the data in Question 20.3, compute the call options gamma on the basis of the BlackScholesMerton model. b. Given the data in Question 20.3, compute the put options gamma on the basis of the...

Suppose industry abatement costs rise from $850 million in 2011 to $1,000 million in 2012 in nominal terms and that the CPI is 100 in 2011 and 106 in 2012. a. Evaluate the change in costs over the...

The Liquid Chemical Company manufactures and sells a range of high-grade products. Many of these products require careful packaging. The company has a special patented lining made that it uses in...

41. A new material is being tested for use in the manufacture of electrical conduit, to determine whether it will reduce the variance in crushing strength over the old material. Crushing strengths...

Please help me to solve below questions:- Baby weight and smoking Smoking during pregnancy is a known cause of reduced infant birth weight and other issues that can affect the delivery and mortality....

The best definition for nonparametric statistics I can think of is when data does not fit inside the normal parameters of a normal distribution, it calls for the use of this statistical method....

IHP 525 Final Project Part I Articles List Submit a draft of the conclusions section of the Final Project Part I: Articles review. Specifically address this critical element. What does your...

IHP 525 Final Project Part I Articles List This the pairs of articles I have chosen to use in project part I. They are attached below. Option 3 Doering, L. V., McKinley, S., Riegel, B., Moser, D. K.,...

IHP 525 Final Project Part I Articles List The pairs of articles I have chosen to use in project part I. They are attached below. Option 3 Doering, L. V., McKinley, S., Riegel, B., Moser, D. K.,...

Exam 2 Statistical Analysis Part 1 of 1 - Question 1 of 20 5.0/ 100.0 Points 0.0/ 5.0 Points The stacked bar chart below shows the percentages of death due to cancer in four geographic regions of the...

Presented here are 100 measurements of the velocity of light in air (km/sec) recorded by Albert Michelson, an American physicist, from June 5 to July 2, 1879. The measurements have had 299,000...

State the class number for each of the following 14 items, and briefly describe the method and rate of cost allocation: 1.Furniture and fixtures 2.Tools (each costing less than $500) 3.Printing press...

2 Which steps in the supply chain contain the largest amounts of wasted time?

9. Customers arrive at a bank at a Poisson rate of . Let M(t) be the number of customers who enter the bank by time t only to make deposits to their accounts. Suppose that, independent of other...

What is credit enhancement, and what effect does it have on debt costs? MINI CASE Sandra McCloud a finance major in her last term of college is currently scheduling her placement interviews through...

What are a not-for-profit business's sources of fund capital? MINI CASE Sandra McCloud a finance major in her last term of college is currently scheduling her placement interviews through the...

What impact does the inability to issue common stock have on a not-for-profit business's capital structure and capital budgeting decisions? MINI CASE Sandra McCloud a finance major in her last term...

A grate, in a boiler, is a place in the combustion chamber upon which fuel (wood or coal) is burnt. aTrue bFalse

Rowell Company spent $3 million two years ago to build a plant for a new product. It then decided not to go forward with the project, so the building is available for sale or for a new product....

Sam is offered to receive a payment of $500000 today. Sam can invest this money for 16 years at an interest rate of 7%. What is the profit Sam would make on this investment in 16 years using simple...