Hening Huang

6 Questions 115 Answers 0 Followers

Questions related from Hening Huang

Use the Ballico paradox as a standard test for the validity of any method for computing measurement uncertainty

In 2000, Ballico reported a paradoxical behavior of the expanded uncertainty (EU) estimated with the GUM’s WS-t approach in a real-world application (WS stands for Welch-Satterthwaite). According...

01 January 1970 8,275 3 View

Do scientists really need statistical significance and p-values?

In March 2019, more than 800 scientists and statisticians across the world have signed on to a manifesto calling “for the entire concept of statistical significance to be abandoned.” Also in March...

01 January 1970 3,138 23 View

Confidence intervals (CIs) do not specify measurement uncertainty

The theory of confidence intervals (CIs) was developed by Neyman in 1930’s. It is the theoretical base of GUM’s uncertainty framework. However, the CI-based approach for uncertainty estimation...

01 January 1970 3,405 6 View

Does the two-sample t-test provide a valid solution to practical problems?

Due to growing concerns about the replication crisis in the scientific community in recent years, many scientists and statisticians have proposed abandoning the concept of statistical significance...

01 January 1970 4,746 100 View

An alternative to Markov Chain Monte Carlo (MCMC) sampling

MCMC sampling is often used to produce samples from Bayesian posterior distributions. However, the MCMC method in general associates with computational difficulty and lack of transparency....

01 January 1970 5,113 8 View

Likelihood function, probability density function (PDF), and Bayes Theorem

According to Fisher [1], “… probability and likelihood are quantities of an entirely different nature.” Edwards [2] stated, “… this [likelihood] function in no sense gives rise to a statistical...

01 January 1970 1,642 7 View