Z-test & T-test Assessment Test

10 Questions | Total Attempts: 77

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Z-test & T-test Assessment Test

Z-test and T-test are two different tests used for statistical hypothesis testing. Take this assessment test to assess your knowledge of these tests.


Questions and Answers
  • 1. 
    What is used when we want to know whether the difference between a sample mean and the population mean is large enough to be statistically significant?
    • A. 

      One-Sample z-test

    • B. 

      F test

    • C. 

      Line test

    • D. 

      Litmus test

  • 2. 
    What is used for comparing the means of two populations if you do not know the populations' standard deviation?
    • A. 

      J test

    • B. 

      Q test

    • C. 

      O test

    • D. 

      T test

  • 3. 
    When you know the populations' standard deviation, what do you use?
    • A. 

      P test

    • B. 

      Z test

    • C. 

      M test

    • D. 

      S test

  • 4. 
    When you know the populations' standard deviation, what do you use? 
    • A. 

      Z test

    • B. 

      Null test

    • C. 

      P test

    • D. 

      M test

  • 5. 
    Statistical calculations that can be used to compare population means to a sample is...
    • A. 

      O test

    • B. 

      Z test

    • C. 

      T test

    • D. 

      Sample test

  • 6. 
     T test is used when you have...
    • A. 

      Lot of value

    • B. 

      Little value 

    • C. 

      Limited sample

    • D. 

      Too much sample

  • 7. 
    If your T-Score is above 50, then it is... 
    • A. 

      Average

    • B. 

      Below average

    • C. 

      Above average

    • D. 

      Exactly average

  • 8. 
    Which calculations are used to test a hypothesis?
    • A. 

      T test

    • B. 

      F test

    • C. 

      Litmus test

    • D. 

      Theory

  • 9. 
    If the mean change score is not significantly different from zero...
    • A. 

      No significant change occurred

    • B. 

      Value is wrong

    • C. 

      Change occurred

    • D. 

      Value is correct

  • 10. 
    Which of these shows how likely a sample result is to occur by random chance?  
    • A. 

      P value

    • B. 

      Null test

    • C. 

      K test

    • D. 

      M test

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