What is Hypothesis Testing- Many a times, we want to test the validity of a statement. For example, is the mean return from this...

## COURSE

## Hypothesis Testing

In this course, you will learn about hypothesis testing, used for validating dataset hypotheses, along with techniques to test a hypothesis.

#### Course Downloads

Study Notes for CFA Level I

- ### Test Statistic A test statistic is a quantity, calculated based on a sample, whose value is the...
- A decision rule is the rule based on which the null hypothesis is rejected or not rejected. We firs...
- The p-value is the probability, computed using the test statistic, that measures the support (or lac...
- You can identify the appropriate test statistic for your data as follows: ![](https://financetrain....
- t-statistic is the computed value of the test statistic based on the Student’s t distribution. t-st...
- z-statistic is the computed value of the test statistic based on the standard normal distribution. ...
- Sometimes we want to test if the mean values differ between two populations. We can assume that the ...
- In the above cases, we assumed that the samples are independent. However, sometimes the samples may ...
- Till now the tests we saw were related to population mean. We can also conduct hypothesis tests conc...
- The tests concerning the value of a population variance of a normally distributed population are cal...
- The tests concerning the differences between two population variances are called F-test. We are test...
- In parametric tests we make assumptions about the distribution of the population and each parametric...

## LESSONS

Test Statistic, Type I and type II Errors, and Sig...

Decision Rule in Hypothesis Testing

p-Value in Hypothesis Testing

Selecting the Appropriate Test Statistic

Hypothesis Testing with t-statistic

Hypothesis Testing with z-statistic

Tests Concerning Differences in Means

Paired Comparision Tests - Mean Differences When P...

Hypothesis Tests Concerning Variances

Chi-square Test – Test for value of a single popul...

F-test - Test for the Differences Between Two Popu...

Non-parametric Tests