(Answered) What are the 3 required assumptions for the appropriate use

Statistics

What are the 3 required assumptions for the appropriate use of the independent grp.T-test?

What are the 3 required assumptions for the appropriate use of the dependent grp.T-test?

Can you use these tests when you have groups? what do you use instead?

Can be the dependent variable be nominal? what should be the nature of the dependent variable be?

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