Question

In: Statistics and Probability

You have 2 dimes, 6 nickels, and 7 pennies in your pocket. You randomly remove two...

You have 2 dimes, 6 nickels, and 7 pennies in your pocket. You randomly remove two coins without replcement?

1. What is the probability that both of them are nickels?

2. What is the probability that the first is a nickel and the second is a dime?

Solutions

Expert Solution


Related Solutions

A jar contains 3 pennies, 7 nickels and 2 dimes. A child selects 2 coins at...
A jar contains 3 pennies, 7 nickels and 2 dimes. A child selects 2 coins at random without replacement from the jar. Let X represent the amount in cents of the selected coins. Find the probability X = 10.     Find the probability X = 11.     Find the expected value of X.    
A jar contains 2 pennies, 6 nickels and 4 dimes. A child selects 2 coins at...
A jar contains 2 pennies, 6 nickels and 4 dimes. A child selects 2 coins at random without replacement from the jar. Let X represent the amount in cents of the selected coins. a. Find the probability X = 11. b. Find the expected value of X
A jar contains 4 pennies, 6 nickels and 2 dimes. A child selects 2 coins at...
A jar contains 4 pennies, 6 nickels and 2 dimes. A child selects 2 coins at random without replacement from the jar. Let X represent the amount in cents of the selected coins. Find the probability X = 10. Find the probability X = 11. Find the expected value of X.
You have a jar containing pennies, nickels, dimes, and quarters. In how many ways can you...
You have a jar containing pennies, nickels, dimes, and quarters. In how many ways can you select exactly 10 coins if the order in which you select them does not matter and 1. You have at least 10 of each type of coin available and there are no restrictions 2. You have at least 10 of each type of coin available and you need to select at least two dimes and two nickels 3. You have at least 10 pennies,...
A jar contains 5 pennies, 4 nickels and 2 dimes. A child selects 2 coins at...
A jar contains 5 pennies, 4 nickels and 2 dimes. A child selects 2 coins at random without replacement from the jar. Let X represent the amount in cents of the selected coins. Find the probability X = 10. Find the probability X = 11. Find the expected value of X.
A jar contains 3 pennies, 3 nickels and 5 dimes. A child selects 2 coins at...
A jar contains 3 pennies, 3 nickels and 5 dimes. A child selects 2 coins at random without replacement from the jar. Let X represent the amount in cents of the selected coins. Find the probability X = 10.     Find the probability X = 11.     Find the expected value of X.
A jar contains 5 pennies, 3 nickels and 8 dimes. A child selects 2 coins at...
A jar contains 5 pennies, 3 nickels and 8 dimes. A child selects 2 coins at random without replacement from the jar. Let X represent the amount in cents of the selected coins. Find the probability X = 10. Find the probability X = 11. Find the expected value of X.
A large pile of coins consists of pennies, nickels, dimes, and quarters. (a) How many different...
A large pile of coins consists of pennies, nickels, dimes, and quarters. (a) How many different collections of 40 coins can be chosen if there are at least 40 of each kind of coin? (b) If the pile contains only 20 quarters but at least 40 of each other kind of coin, how many collections of 40 coins can be chosen? (c) If the pile contains only 30 dimes but at least 40 of each other kind of coin, how...
Two coins are randomly drawn from a coin pouch. If there are 4 dimes, 3 nickels,...
Two coins are randomly drawn from a coin pouch. If there are 4 dimes, 3 nickels, and a quarter, how many ways can at least 20 cents be drawn out?
Abox containing pennies, nickels, and dimes has 13 coins with a total value of 83 cents....
Abox containing pennies, nickels, and dimes has 13 coins with a total value of 83 cents. How many coins of each type are in the box? Is the economy productive? Using (gauss elminations)
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT