Purchase Solution

The Rules of Probability.

Not what you're looking for?

Ask Custom Question

#1
A study of the classified advertisements in a local newspaper shows that 204 are help-wanted ads, 520 are real estate ads, and 306 are for other ads.

a) If the newspaper plans to select an ad at random each week to be published free, what is the probability that the ad for a specific week will be a help-wanted ad?
b) What method of probability assessment is used to determine the probability in part a?
c) Are the events that a help-wanted ad is chosen and that an ad for other types of products or services is chosen for this promotion on a specific week mutually exclusive? Explain?

#2
The Fortune 500 ranks the 500 largest U.S. corporations. The 1998 list revealed that 30 firms have their headquarters in Ohio. What is the probability that a firm selected at random from the list would have its headquarters in Ohio?

Purchase this Solution
Solution Summary

The solution examines the rules of probability.

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.

Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

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.

Measures of Central Tendency

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

View More Free Quizzes
Related BrainMass Solutions

  • Probability Rules

    The probability rules of smokers and non-smokers study is examined.

  • Rules of Probability

    The rules of probability theory is examined.

  • Normal distribution probability and percentile

    205143 Determine Probability and Percentile: Aircraft Safety Standards Under older Federal Aviation Administration rules, airlines had to estimate the weight of a passenger as 185 pounds.

  • Computing Probability - Rules of Probability

    514267 Computing Probability - Rules of Probability An insurance agent has appointments with four prospective clients tomorrow. From past experience, the agent knows that the probability of making a sale on any appointment is 1 out of 5.

  • Rules of Probability

    328621 Problems Involving the Rules of Probability Although the rules of probability are just basic facts about percents or proportions, we need to be able to use the language of events and their probabilities. Choose an American at random.

  • Statistics for Decision-Making

    493029 Statistics for Decision-Making Please assist to state the basic rules of probability and apply these rules to events of interest.

  • Fine structure constant

    The relation between the fine structure constant and the elementary charge e is: alpha = e^2/(4 pi epsilon_{0} h-bar c) Here h-bar = h/(2 pi) Using quantum field theory one can derive so-called Feynman rules to compute the probability of events

  • Probability : Addition and Multiplication Rules

    Please see the attached file for the complete solution. Thanks for using BrainMass. Probability addition and multiplication rules are discussed. The response received a rating of "5" from the student who originally posted the question.

  • Introduction to Probability Distribution

    Use the rules of probability to make this determination?

View More Related Solutions