Perform a kruskal-wallis one-way anova

Assignment Help Basic Statistics
Reference no: EM131656594

Question: A study was conducted in which samples were selected independently from four populations. The sample size from each population was 20. The data were converted to ranks. The sum of the ranks for the data from each sample is as follows:

                         Sample 1       Sample 2       Sample 3       Sample 4

Sum of ranks           640              780              460              1,360

a. State the appropriate null and alternative hypotheses if we wish to determine whether the populations have equal medians.

b. Use the information in this exercise to perform a Kruskal-Wallis one-way ANOVA.

Reference no: EM131656594

Questions Cloud

Explain the socratic method of teaching : Explain and critically evaluate Descartes argument from "doubt" that he uses to try to prove that the body is a different thing from the mind
Conduct the hypothesis test using this adjusted value of h : Given the results in part b, is it necessary to use the H-value adjusted for ties? If it is, conduct the hypothesis test using this adjusted value of H.
Conduct literature on the history philosophy and principles : Conduct literature on the history philosophy and principles of twelve step programs student will also attend a twelve step group meeting addiction.
PSA future strategy : Topic: Business strategy. The topic is PSA future strategy. THINK CREATIVELY. But of course, use tools and analysis to support your recommendations
Perform a kruskal-wallis one-way anova : State the appropriate null and alternative hypotheses if we wish to determine whether the populations have equal medians.
What are your spiritual gifts : What is it that determines the words and idioms you use in a counseling situation?What are your spiritual gifts?
Discuss in what ways social media works as globalizing force : For this written assignment, you are to analyze the phenomenon of Facebook and Twitter, and discuss in what ways social media works as a globalizing force.
What measurement level do the given data possess : What measurement level do these data possess? Would it be appropriate to assume that such data could be obtained from a normal distribution?
How all of forms of media connected through popular culture : How are all of forms of media connected through popular culture? Is there one form of media that in your opinion is more powerful in affecting its audiences?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Statistics-probability assignment

MATH1550H: Assignment:  Question:  A word is selected at random from the following poem of Persian poet and mathematician Omar Khayyam (1048-1131), translated by English poet Edward Fitzgerald (1808-1883). Find the expected value of the length of th..

  What is the least number

MATH1550H: Assignment:  Question:     what is the least number of applicants that should be interviewed so as to have at least 50% chance of finding one such secretary?

  Determine the value of k

MATH1550H: Assignment:  Question:     Experience shows that X, the number of customers entering a post office during any period of time t, is a random variable the probability mass function of which is of the form

  What is the probability

MATH1550H: Assignment:Questions: (Genetics) What is the probability that at most two of the offspring are aa?

  Binomial distributions

MATH1550H: Assignment:  Questions:  Let’s assume the department of Mathematics of Trent University has 11 faculty members. For i = 0; 1; 2; 3; find pi, the probability that i of them were born on Canada Day using the binomial distributions.

  Caselet on mcdonald’s vs. burger king - waiting time

Caselet on McDonald’s vs. Burger King - Waiting time

  Generate descriptive statistics

Generate descriptive statistics. Create a stem-and-leaf plot of the data and box plot of the data.

  Sampling variability and standard error

Problems on Sampling Variability and Standard Error and Confidence Intervals

  Estimate the population mean

Estimate the population mean

  Conduct a marketing experiment

Conduct a marketing experiment in which students are to taste one of two different brands of soft drink

  Find out the probability

Find out the probability

  Linear programming models

LINEAR PROGRAMMING MODELS

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd