Question

A jar contains 4 pennies, 2 nickels and 4 dimes. A child selects 2 coins at...

A jar contains 4 pennies, 2 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. Find the probability X = 10. Find the probability X = 11. Find the expected value of X.

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A jar contains 5 pennies, 7 nickels and 2 dimes. A child selects 2 coins at...
A jar contains 5 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 8 pennies, 2 nickels and 5 dimes. A child selects 2 coins at...
A jar contains 8 pennies, 2 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 3 pennies, 7 nickels and 7 dimes. A child selects 2 coins at...
A jar contains 3 pennies, 7 nickels and 7 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, 8 nickels and 3 dimes. A child selects 2 coins at...
A jar contains 5 pennies, 8 nickels and 3 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 6 pennies, 3 nickels and 6 dimes. A child selects 2 coins at...
A jar contains 6 pennies, 3 nickels and 6 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, 7 nickels and 3 dimes. A child selects 2 coins at...
A jar contains 2 pennies, 7 nickels and 3 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 P(x=10) (b) Find P(x=11) (c) Find the expected value of X
A jar contains 6 pennies, 3 nickels and 8 dimes. A child selects 2 coins at...
A jar contains 6 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 expected value of X.
a jar contains 3 pennies, 8 nickels and 7 dimes. a child selects 2 coins at...
a jar contains 3 pennies, 8 nickels and 7 dimes. a child selects 2 coins at random without replacement from the jar. let x represents the amount in cent of the selected coins. find the probability x=10, x=11 find the expected value of x
1.A jar contains 3 pennies, 8 nickels and 6 dimes. A child selects 2 coins at...
1.A jar contains 3 pennies, 8 nickels and 6 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. 2.Assume that z-scores are normally distributed with a mean of 0 and a standard deviation of 1. If P(z>d)=0.9434P(z>d)=0.9434, find d. 3.A company produces steel rods. The lengths of...
A bag of coins contains six types of coins: pennies, nickels, dimes, quarters, half dollars, and...
A bag of coins contains six types of coins: pennies, nickels, dimes, quarters, half dollars, and dollars. How many coins must the collection contain to guarantee that at least 100 of the coins are of the same type?