Chi square test for goodness of fit-plagiarism

Assignment Help Basic Statistics
Reference no: EM13107759

A recent research report shows that the percentage of college students who have been reported for plagiarizing has reached 30% each in the colleges of Education, Arts and Sciences, and Business, but only 10% in the School of Law. The XYZ University does a random sample of 2000 pieces of student work submitted over the last three years, all of which had been identified as plagiarized. There were 660 papers from the College of Education, 560 papers from the College of Arts and Sciences, 500 papers from the College of Business, and the remainder from the School of Law. At the 0.05 significance level, can we assume the data in the research report is representative of XYZ University?

a. What is the hypothesis?

b. What is the null hypothesis?

c. What is the decision rule?

d. What do you conclude (Accept or reject the null)?

e. What is the 'plain English' answer?

Reference no: EM13107759

Questions Cloud

Examine persuasive requests and sales messages : Examine persuasive requests and sales messages. What traits do persuasive requests as well as sales messages share in common as well as how do they differ?
Conclude the margin of error that would be used to estimate : Conclude the margin of error that would be used to estimate the slope for a least squares simple linear regression model if the standard error simple regression estimator for the standard deviation of the slope
Discussion on supply chain management : The importance of Supply Chain Management can not be underestimated because it ensures that the right materials are at the right place at the right time at a minimal cost and maximum quantity.
Regulate what competitive advantages for company : Regulate what competitive advantages each company has and what strategies each company is using. How does each company create value as well as sustain competitive advantage through business strategy?
Chi square test for goodness of fit-plagiarism : A recent research report shows that the percentage of college students who have been reported for plagiarizing has reached 30% each in the colleges of Education, Arts and Sciences, and Business, but only 10% in the School of Law.
Defence for positive writing in a message refusing credit : Is there defence for positive writing in a message refusing credit? In this circumstance how might you evaluate as well as respond
Describe pros and cons of control system : What kind of conrol systems are being used to measure the perfromans of hospitals and their different kinds of employees such as doctors and nurses? What are the pros and cons of the control system.
Chi square hypothesis test of independence : As the price of oil rises, there is increased worldwide interest in alternate sources of energy. A Financial Times/Harris Poll surveyed people in six countries to assess attitudes toward a variety of alternate forms of energy
Relationship between party affiliation and gender : Conduct a study to examine the relationship between party affiliation and gender. You find the following:

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