Purchase Solution

Find the probabilities

Not what you're looking for?

Suppose a family plans 6 children, and the probability that a particular child is a girl is ½. Find the probabilities that the 6-child family has the following children.

All girls

No more than 2 boys

Solution Summary

The expert finds the probabilities that the 6-child family has the following children.

Solution Preview

Hello,

To solve this problem you need to translate words into math, based on what you know about probability theory. Let's take a look at your questions.

1. What is the probability that 6-child family has: all girls?
This means that the family's 1st child must be a girl (p=0.5) AND the family's 2nd child must be a girl (p=0.5) AND the family's 3rd child...etc. Remember that in probability theory, AND means that you multiply probabilities. So you can figure out that:
P(6 girls) = 0.5*0.5*0.5*0.5*0.5*0.5. Now simply solve this to find the ...

Geometry - Real Life Application Problems

Understanding of how geometry applies to in real-world contexts

Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.

Multiplying Complex Numbers

This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.

Graphs and Functions

This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.

Probability Quiz

Some questions on probability