Math 1342 Test 2
1. You are going to pick 1 card from a deck of regular playing cards. Find the probability of getting a Red Card or a Queen
2. You are going to pick 1 card from a deck of regular playing cards. Find the probability of getting a Club or Black Card.
3. You are going to pick 2 cards from a deck of regular playing cards and you do not replace the card after the first pick. Find the probability of getting a Heart on the first pick and a Red Card on the second pick.
4. You are going to pick 2 cards from a deck of regular playing cards and you do not replace the card after the first pick. Find the probability of getting a 5 on the first pick and a 10 on the second pick.
5. A Game is to be played where there is a box with 3 - $100 bill, 5- $20 bills, 2- $5.00 bills and 10 - Blank Bills. You reach into the box and pick a bill. What is the probability of not getting a blank bill?
6. Assume there are 2 jars with different color balls in them. Jar 1 has 5 red and 5 blue, Jar 2 has 9 red and 1 blue. If you close our eyes and pick a ball at random find the probability of picking a blue ball.
Use the following Table for Mail Delivery Delivered to First Class Ads Magazine Home
100
400
300 Business
700
1000
200
7. Find the probability that the mailed item was First Class or it went to a home.
8. Find the probability that the mailed item was an Ad.
9. Find the probability that the mailed item went to a home given that it was a magazine.
10. At a local clinic there are 10 men, 8 women. If 3 patients are selected at random find the probability that at least one of the patients is a woman.
Assume there is a 4 person family and you are looking at the gender of the children. Let therandom variable X stand for number of females in the 4 children in the sample.
11. List the Discrete Random Variable Distribution in table format for this situation. Find themean, variance and standard deviation for this distribution.
12. A raffle is to be held on a TV that is valued at $3000. A ticket costs $7.00 and 2000 ticketsare sold. Find the expected value, E(X) for this situation.
13. A person randomly guesses on a 10 problem True or False test. Find the probability ofgetting exactly 7 questions correct. Use Statcrunch to solve this and paste in your graph andsolution.
14. Using the previous problem find the probability of getting less than 8 questions correct. UseStatcrunch to solve this and paste in your graph and solution.
15. A person takes a 7 problem test where each question has options a, b, c, and d. Find theprobability of getting 5 or more questions correct. Use Statcrunch to solve this and paste inyour graph and solution.