# What are two types of hypotheses used in a hypothesis test?

## What are two types of hypotheses used in a hypothesis test?

Answer and Explanation: The two types of hypotheses that are used in hypothesis testing are the null and alternative hypotheses.

## What is a formal hypothesis test?

We use formal hypothesis testing to decide if a sample result is significantly different enough (beyond the regular experimental variation) to disprove a population claim or expected value.

**Which of the following is an example of a nondirectional hypothesis?**

Which of the following is an example of a nondirectional hypothesis? there is a relationship between a high fat diet and weight gain. there is a positive relationship between a high fat diet and weight gain.

**What is a nondirectional alternative hypothesis?**

A nondirectional hypothesis is a type of alternative hypothesis used in statistical significance testing. For a research question, two rival hypotheses are formed. The alternative hypothesis states that an observed difference is likely to be genuine and not likely to have occurred by chance alone.

### What is a one tailed hypothesis?

A one-tailed test is a statistical hypothesis test set up to show that the sample mean would be higher or lower than the population mean, but not both.

### What is null hypothesis in research?

A null hypothesis is a type of hypothesis used in statistics that proposes that there is no difference between certain characteristics of a population (or data-generating process).