Distribution interval or a bootstrap percentile interval

Assignment Help Basic Statistics

Reference no: EM138163

1. My bootstrap distribution after 1000 resamples is shown in the histogram and summary statistics below.

Based on this information, which would be better, a t distribution interval or a bootstrap percentile interval?
A. the bootstrap t interval
B. the bootstrap percentile interval
C. Either would be acceptable.

2. 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.

3. 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.

Reference no: EM138163

Questions Cloud

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

The bootstrap method of inference relies on : A permutation resample for a two-sample test

The numerical value of the wilcoxon signed rank test : A pediatrician is interested in studying the effect of Motrin on reducing temperature in young children. Four children with influenza have their temperatures taken immediately before and then 20 minutes after taking a standard dose

User Account

All Pages