Purchase Solution

Probability of a person keeping in touch with his or her parents

Not what you're looking for?

Ask Custom Question

Please help with the following probability problems. Show the formula and the steps in working the formula for each problem.

In a poll conducted in 2007, 2000 adults ages 18 yr and older were asked how frequently they are in touch with their parents by phone. The results of the poll are as follows:

Answer Respondents (%)
Monthly 11
Weekly 47
Daily 32
Do not know 2
Less 8

If a person who participated in the poll is selected at random, what is the probability that the person said he or she kept in touch with his or her parents?

a. Once a week?
b. At least once a week?

Purchase this Solution

Solution Summary

This solution analyzes the probability of a person keeping in touch with his or her parents. Step by step calculations are given for each problem.

Solution Preview

If a person who participated in the poll is selected at random, what is the probability that the person said he or she kept in ...

Solution provided by:
Education
  • BSc, Meerut University
  • MSc, Meerut University
  • MPhil, Institute of Advanced Studies
  • MSc, AIT
Recent Feedback
  • "Perfect, thank you so much!!! I will definitely request you in the future! You are amazing!"
  • "Thank you. "
  • "Thank you so much I have two more that I need your help with if your available."
  • "Thank you, I was wondering why you rejected me the first time."
  • "Thanks again."
Purchase this Solution


Free BrainMass Quizzes
Geometry - Real Life Application Problems

Understanding of how geometry applies to in real-world contexts

Probability Quiz

Some questions on probability

Multiplying Complex Numbers

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

Solving quadratic inequalities

This quiz test you on how well you are familiar with solving quadratic inequalities.

Know Your Linear Equations

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.