Question

In: Statistics and Probability

You and your friend each choose 7 songs at random from a list of 20 distinct...

You and your friend each choose 7 songs at random from a list of 20 distinct songs in a playlist. What is the probability that exactly 5 out of the 7 songs you picked match your friend’s?

Solutions

Expert Solution


Related Solutions

A rock group needs to choose 3 songs to play at the annual Battle of the Bands. How many ways can they choose their set if have 15 songs to pick from?
A rock group needs to choose 3 songs to play at the annual Battle of the Bands. How many ways can they choose their set if have 15 songs to pick from?
Choose two applications from the list below. You should make your selections so that you are...
Choose two applications from the list below. You should make your selections so that you are able to describe both points of similarity and points of difference when answering the questions that follow. • Electronic file transfer • Electronic mail • Bit-torrent • Internet Relay Chat (IRC) • The Domain Name System (DNS) • IP Telephony (VoIP, not Skype or Facetime, etc.) • Real-time streaming (Not web-based solutions such as Youtube, Facebook, Instagram, etc.) Answer the following questions about both...
You are a mid-level procurement manager for your company. (You may choose one from the list...
You are a mid-level procurement manager for your company. (You may choose one from the list below.). Your department VP has called you in and given you a special assignment. The company is thinking of outsourcing the entire production of a group of non-core and lower-tier products. (It intends to maintain production of its “flagship” or core products and the most profitable parts of its product lines or product groups.) It is considering making this move, because the company has...
1. You are playing rock, paper, scissors with a friend. Each time you win, your friend...
1. You are playing rock, paper, scissors with a friend. Each time you win, your friend gives you a dollar. Each time you lose, you pay your friend a dollar. Both of you play optimally with a mixed strategy of playing rock, paper, and scissors exactly one-third of the time each in a completely unpredictable way. Suddenly, a third person enters the room and offers to pay your friend (not you) 50 cents each time your friend throws a rock....
Choose a systematic review from the list of approved reviews based on your interests or your...
Choose a systematic review from the list of approved reviews based on your interests or your practice situation. Formulate a significant clinical question related to the topic of the systematic review that will be the basis for your capstone change project. Relate how you developed the question. Describe the importance of this question to your clinical practice previously, currently, or in the future. Describe what a research-practice gap is. Be sure to include all components of the PICO question (P=...
List and DESCRIBE three distinct categories of jazz and give an example for each.
List and DESCRIBE three distinct categories of jazz and give an example for each.
Choose 10 commands from the list to study in detail for this assignment. For each command,...
Choose 10 commands from the list to study in detail for this assignment. For each command, you need to provide a short description of the main functionality, and an example run (including output) of the command. Notes  You need to choose at least one command from each category.  Be brief. You do not need to write a lot.  Although you are only required to document the usages of 10 commands in this assignment, you are expected to...
Choose ONE of the random variables from the options provided in each part. (a) Confirm the...
Choose ONE of the random variables from the options provided in each part. (a) Confirm the essential properties of the probability function for the binomial or Poisson or geometric random variable. [5 marks] (b) Derive the mean of the binomial or Poisson or geometric random variable from first principles (i.e. using the probability function and the definition of expectation). [7 marks] (c) Confirm the essential properties of the probability density function for the uniform or exponential random variable. [5 marks]...
You have borrowed $20 from a friend. He has forgotten about it, and you are certain...
You have borrowed $20 from a friend. He has forgotten about it, and you are certain he will never remember. In addition, your friend is well-off and will never miss it. To you, $20 means a lot. Describe what considerations the Kantian person would need to have in deciding whether to repay the debt.
Your friend picks a random card and wants you to guess if it’s a face card....
Your friend picks a random card and wants you to guess if it’s a face card. He tells you that it’s red. He tells you that is not a 10. He tells you that it’s not a diamond. Which of these are independant and which are dependant?
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT