Advantage of the permutation test

Assignment Help Basic Statistics
Reference no: EM138165

1. An advantage of the permutation test over the t test for a difference in means is that
A. it gives accurate P-values even when the distributions are not normal.
B. it tests a more general hypothesis.
C. Both choices are true.

2. Permutation tests cannot be used for
A. tests when we believe the two populations differ under the null hypothesis.
B. matched pairs designs where we believe only random differences occur.
C. testing relationships where the null hypothesis says no relationship exists.

3. Which is more accurate?
A. a t distribution confidence interval
B. a bootstrap BCa interval
C. a bootstrap percentile interval

Reference no: EM138165

Questions Cloud

Consumption and income : Suppose you consume nothing but goods X and Y. We have two years.
Technically efficient in production : Specialty Steel has carefully measured production in its new plant to determine whether it is technically efficient in production.
Valid description of the bootstrapping method : In which of the following situations is bootstrapping (and other resampling methods) often used and Which of the following is a valid description of the bootstrapping method.
Bank compounds interest : If you want to make four equal payments on each January 1 from 2013 through 2016 to accumulate the $1,000, how large must each payment be.
Advantage of the permutation test : An advantage of the permutation test over the t test for a difference in means, can Permutation tests be used for tests when we believe the two populations differ under the null hypothesis.
Deposit money today in an account : If you deposit money today in an account that pays 6.5% annual interest, how long will it take to double your money.
Distribution interval or a bootstrap percentile interval : An advantage of the permutation test over the t test for a difference in means is that - distribution interval or a bootstrap percentile interval
Rival from cloning your product : What would you do if patent law prevented your rival from cloning your product.
Bias of a statistic refers to : The mean of a sample is 22.5. The mean of 1000 bootstrapped samples is 22.491. The bias of the bootstrap mean is

Reviews

Write a Review

Basic Statistics Questions & Answers

  The rules of probability

Which of the following models satisfies the rules of probability and The event corresponding to the above system functioning properly during one period of operation is

  Kruskal-wallis rank test

The Kruskal-Wallis rank test is a nonparametric replacement - The Wilcoxon rank sum test tests a null hypothesis

  Suppose we drew a histogram

Suppose we drew a histogram of these 18 death rates using class intervals 1 — 1.9, 2 — 2.9, 3 — 3.9, 4 — 4.9 and 5 — 5.9. Using the histogram, we would

  Example on stratified random sample

Researchers are studying the absorption of two drugs into the bloodstream. Each drug is to be injected at three dosages. There are 24 people in the study, and they are randomly divided into six groups.

  Example on sampling distribution

A study sponsored by American Express Co. and the French government tourist office found that old American stereotypes about French unfriendliness weren't true.

  Evaluate p-value of the chi-square test of this hypothesis

Suppose we wish to test the null hypothesis that there are no differences among the proportion of men and women who developed a rash. Evaluate the P-value of the chi-square test of this hypothesis.

  The p-value for a test of no association

We are interested in comparing the proportions of males and females who think earning a large salary is very important to them. I surveyed 200 of each gender and recorded their answers to the question as yes or no.

  Example on bonferroni method

Which of the following is the appropriate conclusion from carrying out these multiple comparisons

  What is the sample space for this process

What is the sample space for this process and evaluate the variance of the intelligence scores

  Produce a new confidence interval

Which of the following would produce a new confidence interval with smaller width based on these same data and produce a new confidence interval

  The bootstrap method of inference relies on

A permutation resample for a two-sample test

  The results are displayed in the graph

High levels of glucose in the blood are indications of diabetes, which is becoming more prevalent in the United States. Diabetes can lead to many complications such as blindness and heart disease. A random sample of 180 individuals had their blood su..

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