A statistical hypothesis, sometimes called confirmatory data analysis, is a hypothesis that is ..... In a famous example of hypothesis testing, known as the Lady tasting tea, Dr. Muriel Bristol, a female colleague of Fisher claimed to be able to tell ...
The engineer hypothesized that the mean Brinell hardness of all such ductile iron pieces is greater than 170. Therefore, he was interested in testing the ...
A reminder of what is a p-value in hypothesis testing: P-value is a probability of obtaining a value of the test statistic or a more extreme value of the test statistic ...
Using the sample data and assuming the null hypothesis is true, calculate the value of the test statistic. Again, to conduct the hypothesis test for the population ...
Sal walks through an example about a neurologist testing the effect of a drug to discuss hypothesis testing and p-values.
What is a Hypothesis Testing? Explained in simple terms with step by step examples. Hundreds of articles, videos and definitions. Statistics made easy!
Sal walks through an example about who should do the dishes that gets at the idea behind hypothesis testing.