HYPOTHESES TESTING 1

It is a process in making decisions in evaluating claims about a population.

• Null hypothesis

• Alternative hypothesis   

• Test statistic

• Hypothesis testing

It is tested by a statistical test.

• Null hypothesis

• Alternative hypothesis       

• Test statistic

• Hypothesis testing

It is used when the parameter is larger than or smaller than the value of the null hypothesis.

• two-sided test

• one-sided test

• Parametric test

• Non-parametric test

This assumes that there is change, difference, relationship, or the independent variable has an effect on the dependent variable.

• Null hypothesis

• Alternative hypothesis

• Test statistic

• Hypothesis testing

This assumes that there is no change, no difference, no relationship, or the independent variable has no effect on the dependent variable.

• Null hypothesis

• Alternative hypothesis

• Test statistic

• Hypothesis testing

Null and alternative hypotheses are statements about:

• population parameters.

• sample statistics.

• sample parameters.

• it depends - sometimes population

  parameters and sometimes sample statistics.

The acceptance region for the right-tailed test (one-tailed test) is in the __________ side of the critical value.

• center

• left

• right

• outermost

There are at most ___________ possible critical regions in a hypothesis testing.

• one

• two

• three

• four

• rejected

• fail to be rejected

• supported

• accepted

How many types of errors can be made when testing hypothesis?

• one

• two

• three

• four