A clinical trial tests a method designed to increase the probability of conceiving a girl. In the study 678 babies were born, a

Question

3 years ago

9

A clinical trial tests a method designed to increase the probability of conceiving a girl. In the study 678 babies were born, a

nd 339 of them were girls. Use the sample data to construct a 99% confidence interval estimate of the percentage of girls born. Based on the result, does the method appear to be effective?

Mathematics

1 answer:

suter [353] · Answer 1 · 2022-03-04T05:31:48+03:00

suter [353]3 years ago

7 0

Answer:

We are 99% confident that the true proportion of female babies is captured by the interval from

0.8001

to

0.8999

.

Step-by-step explanation:

A clinical trial tests a method designed to increase the probability of conceiving a girl. In the study 678 babies were​ born, a

A clinical trial tests a method designed to increase the probability of conceiving a girl. In the study 678 babies were born, a