Purchase Solution

Probability: Randomly Selecting Marbles

Not what you're looking for?

Ask Custom Question

I need you to explain to me step by step how to solve this problem. I am having trouble understanding this question.
Question: A bag contains 40 blue marbles, 40 red marbles, and 20 green marbles. 60 of the marbles are big. These marbles are selected at random without replacement.

What is the probability of randomly selecting three big blue marbles?

Purchase this Solution

Solution Summary

This solution is comprised of a detailed, step by step explanation of how to solve this probability problem. This solution should be useful in assisting a student to answer other questions of a similar nature.

Solution Preview

The definition of probability is P = Number of big blue marbles/Total possible outcomes

First, we find that among the total 100 marbles (=40+40+20), 40 marbles are ...

Purchase this Solution

Free BrainMass Quizzes
Measures of Central Tendency

This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.

Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.

Know Your Statistical Concepts

Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.

Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.