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Suppose the null hypothesis is not rejected. State the conclusion based on the results of the test.
Six years? ago, 12.5?% of registered births were to teenage mothers. A sociologist believes that the percentage has increased since then.
Which of the following is the correct? conclusion?
A. There is sufficient evidence to conclude that the percentage of teenage mothers has remained the same.
B. There is sufficient evidence to conclude that the percentage of teenage mothers has increased.
C. There is not sufficient evidence to conclude that the percentage of teenage mothers has remained the same.
D. There is not sufficient evidence to conclude that the percentage of teenage mothers has increased.
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