# statics

posted by .

In a given year every 100 babies born, there were 6 more boys than girls. If we were to randomly pick a child from a representative group, what is the probability of picking a girl?

• statics -

So there were 53 boys and 47 girls
prob(girl) = 47/100 or .47

## Similar Questions

1. ### Math

Assume the probability is 1/2 that a child born is a girl. If a family has three children, what is the probability that they have a) exactly one girl b) at most two boys?
2. ### Math 157

assume that a reseacher randomly selected 14 new born babies and counts the number of girls selected x. the probability corresponding to the 14 possible values of x. find the probability of selecting exactly 8 girls.
3. ### math

there were 490 altogether in 2 groups. group A consited of only boys and group b constied of only girls. ther were 2 and a half times as many girls as boys. some girls joined group b and foe every 4 boys in group a 32 more boys jioned …
4. ### statistics

A clinical trial tests a method designed to increase the probability of conceiving a girl. In a study 306 babies were born, and 174 of them were girls. the sample data with a 0.01 significance level to test the claim that with this …
5. ### Statistics

A clinical trial tests a method designed to increase the probability of conceiving a girl. In the study 624 babies were born, and 312 of them were girls. Use the sample data to construct a 99% confidence interval estimate of the percentage …
6. ### Statistics

A clinical trial tests a method designed to increase the probability of conceiving a girl. In the study 320 babies were born, and 256 of them were girls. Use the sample data to construct a 99% confidence interval estimate of the percentage …
7. ### math

#1 In an original group, the probability of choosing a girl from that group was 1/3. When 1 more girl joins the group, the probability of choosing a girl out of the group changes from 1/3 to 3/7. How many boys were there in the group …
8. ### statistics

A clinical trial tests a method designed to increase the probability of conceiving a girl. In the study 395 babies were born, and 316 of them were girls. Use the sample data to construct a 99% confidence interval estimate of the percentage …
9. ### MAth

at a city hospital 40 boys and 50 girls were born yesterday. what is the experimental probability that the next baby born will be a girl?
10. ### Maths

It is assumed that when children are born they are equally likely to be boys or girls.What is the probability that a family of four children contains (a) three boys and one girl (b) two boys and two girls

More Similar Questions