Test 4 Question 10 Answer

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Test 4 

10. Suppose the null hypothesis is rejected. State the conclusion based on the results of the test.

Six years​ ago, 12.4​% of registered births were to teenage mothers. A sociologist believes that the percentage has decreased since then.

 

Which of the following is the correct​ conclusion?

  1. There is sufficient evidence to conclude that the percentage of teenage mothers has remained the same.
  2. There is not sufficient evidence to conclude that the percentage of teenage mothers has remained the same.
  3. There is sufficient evidence to conclude that the percentage of teenage mothers has decreased.
  4. There is not sufficient evidence to conclude that the percentage of teenage mothers has decreased.

 

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This question is taken from Math 136 – Introduction to Statistics » Summer 2021 » Test 4