Question

When do you use each test? 1) 1-Proportion z test 2) T-test 3) 2 sample t test 4) Matched pairs test

Answer 1

answer:

1.) the 1-Proportion z test is :

• the z-test for one extent is a theory test that endeavors to make a case about the populace extent (p) for a specific populace quality (extent of guys, extent of individuals underage).

2.) the T-test is :

• the PowerPoint introduction on t tests has been made for your utilization. The t test is one sort of inferential measurements. It is utilized to decide if there is a noteworthy contrast between the methods for two gatherings. With every single inferential measurement, we accept the reliant variable fits a typical circulation.
• the One example t test for a mean is utilized to test the populace mean when standard deviation is obscure,

3. ) the  2 sample t test is :

• the Two example t test is utilized to test when there are 2 autonomous examples of same or diverse example sizes drawn from ordinary populaces under the suspicion populace difference are equivalent.

4.) the Matched pairs test :

• the Matched Pairs t test is the situation of 2 test t test where sizes of 2 tests are equivalent and the 2 tests are not free but rather combined together. That implies, the combine of perceptions (xi,yi) compares to the its  testing unit.

NOTE:

• these are the answer, i think so this answer is enough, if you need the more information, please comment.

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