In 2001 a national vital statistics report indicated that about 3% of all births

produced twins. Is the rate of twin births smaller among very young mothers?

Data from a large city hospital found that only 7 sets of twins were born to 469

teenage girls. Test an appropriate hypothesis and state your conclusion under

Question

Wade Lin

Social Studies

20 July, 03:38

In 2001 a national vital statistics report indicated that about 3% of all births

produced twins. Is the rate of twin births smaller among very young mothers?

Data from a large city hospital found that only 7 sets of twins were born to 469

teenage girls. Test an appropriate hypothesis and state your conclusion under

+5

Answers (1)

Know the Answer?

Maliyah Butler · Answer 1

The student has the following work towards answering the question but several things have been written down or calculated incorrectly.

H0 : P = 0.9

Ha : p < 0.9

SRS, 750 > 10

P = 657/750 = 0.876