« previous next »

Author Question: A couple has three children. Assuming each child has an equal chance of being a boy or a girl, what ... (Read 83 times)

nummyann

  • Hero Member
  • *****
  • Posts: 576
on: Aug 1, 2018
A couple has three children. Assuming each child has an equal chance of being a boy or a girl, what is the probability that they have at least one girl?
 a. .125
  b. .5
  c. .875
  d. 1

Question 2

If a fair penny is tossed three times and comes up heads all three times, the probability of heads on the fourth trial is _____.
 a. smaller than the probability of tails
  b. larger than the probability of tails
  c. 1/16
  d. None of the answers is correct.


Anonymous

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Aug 1, 2018
Answer to Question 1

c

Answer to Question 2

d


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Rule of Nines. A method for determining percentage of body burned. Each different colored section re Rule of Nines. A method for determining percentage of body burned. Each different colored section re
A Child with a Cochlear Implant A Child with a Cochlear Implant
Reading and talking about a picture book is one effective way to improve children’s language ... Reading and talking about a picture book is one effective way to improve children’s language ...
Preschool and child care afford opportunities for many new experiences but also can be stressful for ... Preschool and child care afford opportunities for many new experiences but also can be stressful for ...
The answer to “What is the proper role of children in an economy?” varies by social class, ... The answer to “What is the proper role of children in an economy?” varies by social class, ...
Photos of starving children, such as this child in Somalia, haunt Americans and other members of the ... Photos of starving children, such as this child in Somalia, haunt Americans and other members of the ...
Video: Rena arc construction

For a complete list of videos, visit our video library