× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
2
g
1
New Topic  
seterria seterria
wrote...
Posts: 627
Rep: 0 0
7 years ago
Assume your friend just took an exam made up of 20 true/false questions. Further assume that your friend had no knowledge relevant to the questions, and consequently just guessed the answer to each question What is the probability your friend will pass the exam. Each question has the same weight and 60 or more correct answers results in a passing grade.
 
  a. 0.1316 c. 0.2517
  b. 0.1307 d. 0.0580



A football player is practicing making field goals from the 30-yard line. If the probability of his kicking a field goal is 0.75, what is the probability he will kick at least 12 field goals in the next 15 tries? Assume independence between tries.
 
  a. 0.0000 c. 0.4613
  b. 0.2252 d. 0.6481



The probability of obtaining a result as extreme or more extreme than 4 heads if 11 coins were tossed and p(H) = 0.35 is _________.
 
  a. 0.6683 c. 0.5490
  b. 0.2745 d. 0.7184



What is the probability of obtaining exactly 5 P events if the appropriate term of the binomial expansion to evaluate were 6P5Q1 and P = 0.42?
 
  a. 0.0784 c. 0.4616
  b. 0.0455 d. 0.0076



If one of the terms in a binomial expansion were 210P6Q4, what is the value of N?
 
  a. 210 c. 4
  b. 6 d. 10



In one flip of 10 unbiased coins, what is the probability of getting a result as extreme or more extreme than 8 heads?
 
  a. 0.0547 c. 0.0020
  b. 0.1094 d. 1.0000



In one flip of 10 unbiased coins, what is the probability of getting 8 or more heads?
 
  a. 0.0547 c. 0.0439
  b. 0.0016 d. 0.0010



What is the probability of 4 heads turning up out of four tosses of the coin if the probability of any one head is P = 0.40?
 
  a. 0.0625 c. 0.0256
  b. 0.1296 d. 0.3456



What is the probability that one can call the flip of a coin correctly at least 6 out of 7 times assuming that the coin is fair?
 
  a. 0.0078
  b. 0.0547
  c. 0.5000
  d. 0.0625
  e. 0.1250



If one flips 5 unbiased coins once, what is the probability of getting exactly 3 heads?
 
  a. 0.6000 c. 0.4687
  b. 0.3125 d. 0.0312
Read 854 times
7 Replies
Replies
Answer verified by a subject expert
JodiLoveJodiLove
wrote...
Top Poster
Posts: 785
7 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

seterria Author
wrote...
7 years ago
Words can't even express my thanks
wrote...
4 years ago
thank you
wrote...
4 years ago
Thank you
wrote...
4 years ago
.
wrote...
4 years ago
thank u
wrote...
3 years ago
thank you
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1450 People Browsing
Show Emoticons
:):(;):P:D:|:O:?:nerd:8o:glasses::-):-(:-*O:-D>:-D:o):idea::important::help::error::warning::favorite:
Related Images
  
 282
  
 141
  
 426
Your Opinion
Do you believe in global warming?
Votes: 782

Previous poll results: What's your favorite coffee beverage?